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logging: prevent of NULL pointer comparison

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Add prevent dereference NULL in strcmp

Signed-off-by: PawelX Dobrowolski <pawelx.dobrowolski@intel.com>
This commit is contained in:
PawelX Dobrowolski 2022-12-06 12:33:51 +01:00 • committed by Carles Cufí
commit 20ed64be62
1 changed files with 3 additions and 2 deletions
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5
subsys/logging/log_mgmt.c
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@ -359,8 +359,9 @@ void z_log_runtime_filters_init(void)
int log_source_id_get(const char *name)
{
for (int i = 0; i < log_src_cnt_get(Z_LOG_LOCAL_DOMAIN_ID); i++) {
if (strcmp(log_source_name_get(Z_LOG_LOCAL_DOMAIN_ID, i),
name) == 0) {
const char *sname = log_source_name_get(Z_LOG_LOCAL_DOMAIN_ID, i);
if ((sname != NULL) && (strcmp(sname, name) == 0)) {
return i;
}
}