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pidl: Fix Coverity warnings from duplicate NULL checks.

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Pair-Programmed-With: Stefan Metzmacher <metze@samba.org>

Signed-off-by: Jeremy Allison <jra@samba.org>
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Sat May  6 16:03:17 CEST 2017 on sn-devel-144
This commit is contained in:
Jeremy Allison 2017-05-02 08:10:40 -07:00 committed by Andrew Bartlett
parent 47a8fb8e70
commit 9703464b94
1 changed files with 38 additions and 25 deletions
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63
pidl/lib/Parse/Pidl/Samba4/Python.pm
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@ -1875,9 +1875,9 @@ sub ConvertObjectFromPythonData($$$$$$;$$)
}
sub ConvertObjectFromPythonLevel($$$$$$$$)
sub ConvertObjectFromPythonLevel($$$$$$$$$)
{
my ($self, $env, $mem_ctx, $py_var, $e, $l, $var_name, $fail) = @_;
my ($self, $env, $mem_ctx, $py_var, $e, $l, $var_name, $fail, $recurse) = @_;
my $nl = GetNextLevel($e, $l);
if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
$nl = GetNextLevel($e, $nl);
@ -1887,13 +1887,16 @@ sub ConvertObjectFromPythonLevel($$$$$$$$)
$pl = GetPrevLevel($e, $pl);
}
$self->pidl("if ($py_var == NULL) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_AttributeError, \"Cannot delete NDR object: " .
if ($recurse == 0) {
$self->pidl("if ($py_var == NULL) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_AttributeError, \"Cannot delete NDR object: " .
mapTypeName($var_name) . "\");");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
}
$recurse = $recurse + 1;
if ($l->{TYPE} eq "POINTER") {
if ($l->{POINTER_TYPE} ne "ref") {
@ -1929,7 +1932,7 @@ sub ConvertObjectFromPythonLevel($$$$$$$$)
unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
$var_name = get_value_of($var_name);
}
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail, $recurse);
if ($l->{POINTER_TYPE} ne "ref") {
$self->deindent;
$self->pidl("}");
@ -1961,7 +1964,7 @@ sub ConvertObjectFromPythonLevel($$$$$$$$)
}
$self->pidl("for ($counter = 0; $counter < PyList_GET_SIZE($py_var); $counter++) {");
$self->indent;
$self->ConvertObjectFromPythonLevel($env, $var_name, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail);
$self->ConvertObjectFromPythonLevel($env, $var_name, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail, 0);
$self->deindent;
$self->pidl("}");
$self->deindent;
@ -1986,7 +1989,7 @@ sub ConvertObjectFromPythonLevel($$$$$$$$)
$self->deindent;
$self->pidl("}");
} elsif ($l->{TYPE} eq "SUBCONTEXT") {
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail, $recurse);
} else {
fatal($e->{ORIGINAL}, "unknown level type $l->{TYPE}");
}
@ -1995,8 +1998,9 @@ sub ConvertObjectFromPythonLevel($$$$$$$$)
sub ConvertObjectFromPython($$$$$$$)
{
my ($self, $env, $mem_ctx, $ctype, $cvar, $target, $fail) = @_;
my $recurse = 0;
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $cvar, $ctype, $ctype->{LEVELS}[0], $target, $fail);
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $cvar, $ctype, $ctype->{LEVELS}[0], $target, $fail, $recurse);
}
sub ConvertScalarToPython($$$$)
@ -2118,9 +2122,9 @@ sub fail_on_null($$$)
$self->pidl("}");
}
sub ConvertObjectToPythonLevel($$$$$$)
sub ConvertObjectToPythonLevel($$$$$$$)
{
my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var, $fail) = @_;
my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var, $fail, $recurse) = @_;
my $nl = GetNextLevel($e, $l);
if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
$nl = GetNextLevel($e, $nl);
@ -2132,19 +2136,27 @@ sub ConvertObjectToPythonLevel($$$$$$)
if ($l->{TYPE} eq "POINTER") {
if ($l->{POINTER_TYPE} ne "ref") {
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("$py_var = Py_None;");
$self->pidl("Py_INCREF($py_var);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
if ($recurse == 0) {
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("$py_var = Py_None;");
$self->pidl("Py_INCREF($py_var);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
} else {
$self->pidl("{");
$self->indent;
}
$recurse = $recurse + 1;
}
my $var_name2 = $var_name;
my $recurse2 = $recurse;
unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
$var_name2 = get_value_of($var_name);
$recurse2 = 0;
}
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name2, $py_var, $fail);
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name2, $py_var, $fail, $recurse2);
if ($l->{POINTER_TYPE} ne "ref") {
$self->deindent;
$self->pidl("}");
@ -2184,7 +2196,7 @@ sub ConvertObjectToPythonLevel($$$$$$)
$self->indent;
my $member_var = "py_$e->{NAME}_$l->{LEVEL_INDEX}";
$self->pidl("PyObject *$member_var;");
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail);
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail, $recurse);
$self->pidl("PyList_SetItem($py_var, $counter, $member_var);");
$self->deindent;
$self->pidl("}");
@ -2205,7 +2217,7 @@ sub ConvertObjectToPythonLevel($$$$$$)
my $conv = $self->ConvertObjectToPythonData($mem_ctx, $l->{DATA_TYPE}, $var_name, $e->{ORIGINAL});
$self->pidl("$py_var = $conv;");
} elsif ($l->{TYPE} eq "SUBCONTEXT") {
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, $nl, $var_name, $py_var, $fail);
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, $nl, $var_name, $py_var, $fail, $recurse);
} else {
fatal($e->{ORIGINAL}, "Unknown level type $l->{TYPE} $var_name");
}
@ -2214,8 +2226,9 @@ sub ConvertObjectToPythonLevel($$$$$$)
sub ConvertObjectToPython($$$$$$)
{
my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var, $fail) = @_;
my $recurse = 0;
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail);
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail, $recurse);
}
sub Parse($$$$$)