linux/scripts/coccinelle/misc/of_table.cocci
Daniel Granat 67afc2110a coccinelle: Improve checking for missing NULL terminators
Extend checking on tables containing structures which are initialized
without specifying member name. Added new tables for checking:
i2c_device_id and platform_device_id.

Signed-off-by: Daniel Granat <d.granat@samsung.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Michal Marek <mmarek@suse.cz>
2015-10-26 22:44:51 +01:00

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/// Make sure (of/i2c/platform)_device_id tables are NULL terminated
//
// Keywords: of_table i2c_table platform_table
// Confidence: Medium
// Options: --include-headers
virtual patch
virtual context
virtual org
virtual report
@depends on context@
identifier var, arr;
expression E;
@@
(
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
{
.var = E,
* }
};
|
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
* { ..., E, ... },
};
)
@depends on patch@
identifier var, arr;
expression E;
@@
(
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
{
.var = E,
- }
+ },
+ { }
};
|
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
{ ..., E, ... },
+ { },
};
)
@r depends on org || report@
position p1;
identifier var, arr;
expression E;
@@
(
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
{
.var = E,
}
@p1
};
|
struct \(of_device_id \| i2c_device_id \| platform_device_id\) arr[] = {
...,
{ ..., E, ... }
@p1
};
)
@script:python depends on org@
p1 << r.p1;
arr << r.arr;
@@
cocci.print_main(arr,p1)
@script:python depends on report@
p1 << r.p1;
arr << r.arr;
@@
msg = "%s is not NULL terminated at line %s" % (arr, p1[0].line)
coccilib.report.print_report(p1[0],msg)