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Free allocated memory on failure (v2)

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Signed-off-by: Christian Brauner <christianvanbrauner@gmail.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
This commit is contained in:
Christian Brauner 2015-09-28 13:33:33 +02:00 committed by Stéphane Graber
parent 2b54359b24
commit 196a808645
1 changed files with 4 additions and 1 deletions
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5
src/lxc/bdev.c
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@ -2461,12 +2461,15 @@ static int overlayfs_clonepaths(struct bdev *orig, struct bdev *new, const char
// and needs to be on the same filesystem as upperdir, // and needs to be on the same filesystem as upperdir,
// so it's OK for it to be empty. // so it's OK for it to be empty.
work = malloc(lastslashidx + 7); work = malloc(lastslashidx + 7);
if (!work) if (!work) {
free(delta);
return -1; return -1;
}
strncpy(work, new->dest, lastslashidx+1); strncpy(work, new->dest, lastslashidx+1);
strcpy(work+lastslashidx, "olwork"); strcpy(work+lastslashidx, "olwork");
if (mkdir(work, 0755) < 0) { if (mkdir(work, 0755) < 0) {
SYSERROR("error: mkdir %s", work); SYSERROR("error: mkdir %s", work);
free(delta);
free(work); free(work);
return -1; return -1;
} }