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test cleanup: Annotate file removal after a failed creation

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Let static analyzers know that it's ok if remove() fails here.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2020-08-25 22:50:18 +02:00
parent 169ca7f06d
commit a09713c795
1 changed files with 10 additions and 3 deletions
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13
tests/suites/test_suite_psa_its.function
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@ -40,16 +40,23 @@ static psa_storage_uid_t uid_max = 0;
static void cleanup( void ) static void cleanup( void )
{ {
/* Call remove() on all the files that a test might have created.
* We ignore the error if the file exists but remove() fails because
* it can't be checked portably (except by attempting to open the file
* first, which is needlessly slow and complicated here). A failure of
* remove() on an existing file is very unlikely anyway and would not
* have significant consequences other than perhaps failing the next
* test case. */
char filename[PSA_ITS_STORAGE_FILENAME_LENGTH]; char filename[PSA_ITS_STORAGE_FILENAME_LENGTH];
psa_storage_uid_t uid; psa_storage_uid_t uid;
for( uid = 0; uid < uid_max; uid++ ) for( uid = 0; uid < uid_max; uid++ )
{ {
psa_its_fill_filename( uid, filename ); psa_its_fill_filename( uid, filename );
remove( filename ); (void) remove( filename );
} }
psa_its_fill_filename( (psa_storage_uid_t)( -1 ), filename ); psa_its_fill_filename( (psa_storage_uid_t)( -1 ), filename );
remove( filename ); (void) remove( filename );
remove( PSA_ITS_STORAGE_TEMP ); (void) remove( PSA_ITS_STORAGE_TEMP );
uid_max = 0; uid_max = 0;
} }