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libmount: fix possible mem leak in has_utab_entry() [coverity scan] 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2015-01-29 11:03:49 +01:00
parent 7bc2fd3d23
commit 7396bdd468
1 changed files with 10 additions and 3 deletions
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13
libmount/src/context_umount.c
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@ -169,6 +169,7 @@ static int has_utab_entry(struct libmnt_context *cxt, const char *target)
struct libmnt_fs *fs;
struct libmnt_iter itr;
char *cn = NULL;
int rc = 0;
assert(cxt);
@ -191,10 +192,16 @@ static int has_utab_entry(struct libmnt_context *cxt, const char *target)
mnt_reset_iter(&itr, MNT_ITER_BACKWARD);
while (mnt_table_next_fs(cxt->utab, &itr, &fs) == 0) {
if (mnt_fs_streq_target(fs, cn))
return 1;
if (mnt_fs_streq_target(fs, cn)) {
rc = 1;
break;
}
}
return 0;
if (!cache)
free(cn);
return rc;
}
/* this is umount replacement to mnt_context_apply_fstab(), use