This is a note to let you know that I've just added the patch titled
bsg: free the request before return error code
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bsg-free-the-request-before-return-error-code.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4309d13d086306629d3f655c4a20bfd30a9540fa
Author: Pan Bian <bianpan2016@xxxxxxx>
Date: Tue Jan 19 04:33:11 2021 -0800
bsg: free the request before return error code
[ Upstream commit 0f7b4bc6bb1e57c48ef14f1818df947c1612b206 ]
Free the request rq before returning error code.
Fixes: 972248e9111e ("scsi: bsg-lib: handle bidi requests without block layer help")
Signed-off-by: Pan Bian <bianpan2016@xxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/block/bsg.c b/block/bsg.c
index 833c44b3d458e..0d012efef5274 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -157,8 +157,10 @@ static int bsg_sg_io(struct request_queue *q, fmode_t mode, void __user *uarg)
return PTR_ERR(rq);
ret = q->bsg_dev.ops->fill_hdr(rq, &hdr, mode);
- if (ret)
+ if (ret) {
+ blk_put_request(rq);
return ret;
+ }
rq->timeout = msecs_to_jiffies(hdr.timeout);
if (!rq->timeout)
