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Make closefrom_procfs() fail when reallocarray() fails

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This commit is contained in:
Guillem Jover 2015-09-24 04:01:11 +02:00
parent 0982dcd98b
commit 8641d8aed7
1 changed files with 5 additions and 2 deletions
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7
src/closefrom.c
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@ -132,6 +132,7 @@ closefrom_procfs(int lowfd)
int *fd_array = NULL;
int fd_array_used = 0;
int fd_array_size = 0;
int ret = 0;
int i;
/* Use /proc/self/fd (or /dev/fd on FreeBSD) if it exists. */
@ -161,8 +162,10 @@ closefrom_procfs(int lowfd)
fd_array_size = 32;
ptr = reallocarray(fd_array, fd_array_size, sizeof(int));
if (ptr == NULL)
if (ptr == NULL) {
ret = -1;
break;
}
fd_array = ptr;
}
@ -175,7 +178,7 @@ closefrom_procfs(int lowfd)
free(fd_array);
(void)closedir(dirp);
return 0;
return ret;
}
void