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cache: fix resource leak: close file handle before return 

Coverity-id: 13910
Signed-off-by: Christian Hesse <mail@eworm.de>
This commit is contained in:
Christian Hesse 2015-10-10 16:56:28 +02:00 committed by Jason A. Donenfeld
parent ed5dccbeaa
commit 76dc7a3371
1 changed files with 9 additions and 3 deletions
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12
cache.c
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@ -215,19 +215,25 @@ static int fill_slot(struct cache_slot *slot)
return errno;
/* Redirect stdout to lockfile */
if (dup2(slot->lock_fd, STDOUT_FILENO) == -1)
if (dup2(slot->lock_fd, STDOUT_FILENO) == -1) {
close(tmp);
return errno;
}
/* Generate cache content */
slot->fn();
/* update stat info */
if (fstat(slot->lock_fd, &slot->cache_st))
if (fstat(slot->lock_fd, &slot->cache_st)) {
close(tmp);
return errno;
}
/* Restore stdout */
if (dup2(tmp, STDOUT_FILENO) == -1)
if (dup2(tmp, STDOUT_FILENO) == -1) {
close(tmp);
return errno;
}
/* Close the temporary filedescriptor */
if (close(tmp))