Messages in this thread Patch in this message | | | From | Christophe JAILLET <> | Subject | [PATCH] mm/backing-dev.c: fix an error handling path in 'cgwb_create()' | Date | Mon, 11 Sep 2017 21:43:23 +0200 |
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If the 'kmalloc' fails, we must go through the existing error handling path.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- mm/backing-dev.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index f028a9a472fd..e19606bb41a0 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -569,8 +569,10 @@ static int cgwb_create(struct backing_dev_info *bdi, /* need to create a new one */ wb = kmalloc(sizeof(*wb), gfp); - if (!wb) - return -ENOMEM; + if (!wb) { + ret = -ENOMEM; + goto out_put; + } ret = wb_init(wb, bdi, blkcg_css->id, gfp); if (ret) -- 2.11.0
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