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-rw-r--r--drivers/md/bcache/request.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 4045ae748f17..f5d24620d818 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -1119,6 +1119,12 @@ static void detached_dev_do_request(struct bcache_device *d, struct bio *bio)
* which would call closure_get(&dc->disk.cl)
*/
ddip = kzalloc(sizeof(struct detached_dev_io_private), GFP_NOIO);
+ if (!ddip) {
+ bio->bi_status = BLK_STS_RESOURCE;
+ bio->bi_end_io(bio);
+ return;
+ }
+
ddip->d = d;
ddip->start_time = jiffies;
ddip->bi_end_io = bio->bi_end_io;