From: Israel Rukshin <israelr@mellanox.com>
Date: Mon, 19 Nov 2018 10:58:51 +0000 (+0000)
Subject: nvmet-rdma: Add unlikely for response allocated check
X-Git-Tag: v4.9.154~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8d1ee2d54d41e9077405e2eac6abdbba0867562f;p=thirdparty%2Fkernel%2Fstable.git

nvmet-rdma: Add unlikely for response allocated check

commit ad1f824948e4ed886529219cf7cd717d078c630d upstream.

Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Cc: Raju  Rangoju <rajur@chelsio.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
index 486393fa4f3e6..8eb02620f6209 100644
--- a/drivers/nvme/target/rdma.c
+++ b/drivers/nvme/target/rdma.c
@@ -189,7 +189,7 @@ nvmet_rdma_put_rsp(struct nvmet_rdma_rsp *rsp)
 {
 	unsigned long flags;
 
-	if (rsp->allocated) {
+	if (unlikely(rsp->allocated)) {
 		kfree(rsp);
 		return;
 	}