From 0f7b4bc6bb1e57c48ef14f1818df947c1612b206 Mon Sep 17 00:00:00 2001
From: Pan Bian <bianpan2016@163.com>
Date: Tue, 19 Jan 2021 04:33:11 -0800
Subject: [PATCH] bsg: free the request before return error code
Git-commit: 0f7b4bc6bb1e57c48ef14f1818df947c1612b206
Patch-mainline: v5.12-rc1
References: git-fixes
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@163.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Coly Li <colyli@suse.de>
---
block/bsg.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/block/bsg.c b/block/bsg.c
index d7bae94b64d9..3d78e843a83f 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)
--
2.26.2