nvmet-rdma: Add unlikely for response allocated check

BugLink: https://bugs.launchpad.net/bugs/1837664
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>
Signed-off-by: Connor Kuehl <connor.kuehl@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
index 6183a4c38692706e25289971d0b237c647db8a24..8bea56f646ff331c1af37fdfc524789c22e601ce 100644 (file)
--- 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;
        }