This is a note to let you know that I've just added the patch titled
RDMA/bnxt_re: Fix a possible memory leak
to the 6.6-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:
rdma-bnxt_re-fix-a-possible-memory-leak.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit beafbeb407d99a1638dfd0bb8cca2212d69ff1a9
Author: Kalesh AP <kalesh-anakkur.purayil@xxxxxxxxxxxx>
Date: Wed Sep 18 20:05:56 2024 -0700
RDMA/bnxt_re: Fix a possible memory leak
[ Upstream commit 3fc5410f225d1651580a4aeb7c72f55e28673b53 ]
In bnxt_re_setup_chip_ctx() when bnxt_qplib_map_db_bar() fails
driver is not freeing the memory allocated for "rdev->chip_ctx".
Fixes: 0ac20faf5d83 ("RDMA/bnxt_re: Reorg the bar mapping")
Link: https://patch.msgid.link/r/1726715161-18941-2-git-send-email-selvin.xavier@xxxxxxxxxxxx
Signed-off-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@xxxxxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c
index 039801d93ed8a..c173d0ffc6293 100644
--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -176,8 +176,11 @@ static int bnxt_re_setup_chip_ctx(struct bnxt_re_dev *rdev, u8 wqe_mode)
bnxt_re_set_db_offset(rdev);
rc = bnxt_qplib_map_db_bar(&rdev->qplib_res);
- if (rc)
+ if (rc) {
+ kfree(rdev->chip_ctx);
+ rdev->chip_ctx = NULL;
return rc;
+ }
if (bnxt_qplib_determine_atomics(en_dev->pdev))
ibdev_info(&rdev->ibdev,
