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We are likely going to have 24 bit types. Expand the type matcher to
match any size.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We often see macros which define structure members, these are not complex
and necessarily do not have braces or brackets. For example:
#define _PLIST_HEAD_INIT(head) \
.prio_list = LIST_HEAD_INIT((head).prio_list), \
.node_list = LIST_HEAD_INIT((head).node_list)
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
If we have sufficient context detect and handle do without braces ({).
Else these incorrectly trigger a trailing statements error for the
associated while.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
A label is not a candidate for a possible type. Exclude them.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
A do without braces '{' may trigger a false possible type 'do' and then
this may be interpreted as an external definition of foo():
do
foo();
while (bar);
Add do to the type exclusions. Fix up tests so we can check for them.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We should only apply source checks to lines within hunks. Checks which
are anchored in the context may falsly trigger in the commentory. Ensure
they only match within valid hunk lines.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Correct calculation of the number of lines of condition where we have
suspect indent.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Firmware may be included in the kernel as .ihex files. These are
inherantly text, but not source. The line ending checks are applicable to
these kinds of file, allow just these checks to apply to all files.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Ensure that a close comment cannot incorrectly trigger in the middle of a
string. Reported by Jaswinder Singh.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Cc: Jaswinder Singh <jaswinder@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
When the last hunk of a patch is short it will trigger errors from
checkpatch:
Use of uninitialized value in pattern match (m//)
at /usr/local/bin/checkpatch.pl line 394.
Use of uninitialized value in concatenation (.) or string
at /usr/local/bin/checkpatch.pl line 397.
Use of uninitialized value in pattern match (m//)
Avoid touching beyond the last line. Reported by Julien Brunel.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Cc: Julien Brunel <brunel@diku.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We should only be checking changes lines for the trailing statement check
on case/default statements.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
So that we eat our own dog food ensure the indent checks apply to perl
too.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Report the correct lines for single statement blocks. Currently we are
reporting the right number of lines, but not skipping the negative lines.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Ensure that we handle literal %'s correctly when adjacent to a %Lx.
%Lx bad
%%Lx good
%%%Lx bad
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We should skip over and check the lines which follow preprocessor
statements, labels, and blank lines. These all have legitimate reasons to
be indented differently.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We are currently only reporting syspect indents if the conditional is
modified but the indent missmatch could be generated by the body changing,
make sure we catch both. Also only report the first line of the body, and
more importantly make sure we report the raw copy of the line. Finally
report the indent levels to make it easier to understand what is wrong.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Absolute references to kernel source files are generally only useful
locally to the originator of the patch. Check for any such references and
report them.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
It is much more likely that an architecture file will want to directly
include asm header files. Reduce this WARNING to a CHECK when the
referencing file is in the arch directory.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
It is possible to have other include/asm paths within the tree which are
not subject to the do not edit checks. Ignore those.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We are not counting the lines in the block correctly which causes the
comment scan to stop prematurly and thus miss comments which end at the
end of the block. Fix this up.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Only pull in new extension lines where the current contents ends with a \.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Add the cacheline alignment modifiers to the attribute lists.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Add support for direct testing of the attribute matcher, add basic tests
for it.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
It is a common and sane idiom to allow a single return on the end of a
case statement:
switch (...) {
case foo: return bar;
}
Add an exception for this.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Labels have different indent rules and must be ignored when checking the
conditional indent levels. Also correct identify labels in single
statement conditionals.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
It is possible to use double ampersand (&&) in unary context where it
means the address of a goto label. Handle spacing for it.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
It is wholy reasonable to have square brackets representing array slices
in braces on the same line. These should be spaced.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
When checking spacing for pointer checks the type cannot start in the
middle of a word, ie. this is not 'int * bar':
x = fooint * bar;
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Now that we have a variants system, move to using that to carry the
unary/binary designation for +, -, &, and *.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Add checks for the question mark colon operator spacing, and also check
the other uses of colon. Colon means a number of things:
- it introduces the else part of the ?: operator,
- it terminates a goto label,
- it terminates the case value,
- it separates the identifier from the bit size on bit fields, and
- it is used to introduce option types in asm().
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Add support for multiple modifiers such as:
int __one __two foo;
Also handle trailing known modifiers when defecting modifiers:
int __one foo __read_mostly;
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Ensure we do not inadvertantly load known modifiers up as possible types.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Make sure we correctly mark the return type of the pointer to a function
declaration.
const void *(*sb_tag)(struct sysfs_tag_info *info);
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Exclude vmlinux.lds.h from the macro complexity checks. They will never
apply sanely here.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Although we are finding the added modifier in the declaration below
we are not correctly matching it as a type. Fix the declaration.
static void __ref *vmem_alloc_pages(unsigned int order)
{
}
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Improve type matcher debug so we can see what it does match. As part
of this move us to to using the common debug framework.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Correct spelling in the kfree reports.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
usb_free_urb() can take a NULL, so let's check and warn about that.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Check to see if the block/statement which a condition or loop introduces
is indented correctly.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Extend the trailing statement checks to report a trailing semi-colon ';'
as we really want it on the next line and indented so it is really really
obvious. Also extend the tests to include while and for.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Check on the spacing before square brackets. We should only allow spaces
there if this is part of a type definition or an initialialiser.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Report trailing statements on case and default lines.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Allow printk strings to break the 80 character width limits, thus keeping
them complete and searchable.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Fix end of statement location. Where the last line of the statement is
replaced we are miss reporting the newly added replacement an incorrectly
indented trailing statement for the negative context. We are also
incorrectly reporting negative statements generally.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
We are incorrectly counting the lines in a block while accumulating
the trailing lines in a macro statement, leading to false positives.
Fix end of block handling and general counting for negative context lines.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
