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tools: Catch double pointer of struct thread towards thread_add_*

Browse Source 
```
% spatch --sp-file tools/coccinelle/struct_thread_double_pointer.cocci --macro-file tools/cocci.h ./ 2>/dev/null
./lib/northbound_confd.c:429:65-66: Passed double 'struct thread' pointer
./lib/northbound_confd.c:1174:61-62: Passed double 'struct thread' pointer
./lib/northbound_sysrepo.c:543:69-70: Passed double 'struct thread' pointer
```

Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>
This commit is contained in:
Donatas Abraitis 2021-10-07 16:20:35 +03:00
parent b7a88ee291
commit c08050d6d1
1 changed files with 35 additions and 0 deletions
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35
tools/coccinelle/struct_thread_double_pointer.cocci Normal file
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@ -0,0 +1,35 @@
@r1@
identifier fn, m, f, a, v, t;
identifier func =~ "thread_add_";
type T1, T2;
position p;
@@
?static
T1 fn(T2 *t)
{
...
func(m,f,a,v,&t)@p
...
}
@r2@
identifier m, f, a, v, t;
identifier func =~ "thread_add_";
type T1;
position p;
@@
T1 *t;
...
func(m,f,a,v,&t)@p
@script:python@
p << r1.p;
@@
coccilib.report.print_report(p[0],"Passed double 'struct thread' pointer")
@script:python@
p << r2.p;
@@
coccilib.report.print_report(p[0],"Passed double 'struct thread' pointer")