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libdm: fix FILE leak in _program_id_from_proc() (Coverity)

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Make sure comm is closed in the error path of _program_id_from_proc().

libdm/libdm-stats.c: 98 in dm_stats_create() - Variable "comm" going out of scope leaks the storage it points to.
This commit is contained in:
Bryn M. Reeves 2015-08-10 10:08:03 +01:00
parent 3b74824985
commit 1134de3c89
1 changed files with 6 additions and 4 deletions
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10
libdm/libdm-stats.c
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@ -79,11 +79,13 @@ static char *_program_id_from_proc(void)
if (!(comm = fopen(PROC_SELF_COMM, "r")))
return_NULL;
if (!fgets(buf, sizeof(buf), comm))
return_NULL;
if (!fgets(buf, sizeof(buf), comm)) {
log_error("Could not read from %s", PROC_SELF_COMM);
fclose(comm);
return NULL;
}
if (fclose(comm))
return_NULL;
fclose(comm);
return dm_strdup(buf);
}