This is a note to let you know that I've just added the patch titled IB/multicast: Check ib_find_pkey() return value to the 4.8-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: ib-multicast-check-ib_find_pkey-return-value.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From d3a2418ee36a59bc02e9d454723f3175dcf4bfd9 Mon Sep 17 00:00:00 2001 From: Bart Van Assche <bart.vanassche@xxxxxxxxxxx> Date: Mon, 21 Nov 2016 10:22:17 -0800 Subject: IB/multicast: Check ib_find_pkey() return value From: Bart Van Assche <bart.vanassche@xxxxxxxxxxx> commit d3a2418ee36a59bc02e9d454723f3175dcf4bfd9 upstream. This patch avoids that Coverity complains about not checking the ib_find_pkey() return value. Fixes: commit 547af76521b3 ("IB/multicast: Report errors on multicast groups if P_key changes") Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxxxxxx> Cc: Sean Hefty <sean.hefty@xxxxxxxxx> Signed-off-by: Doug Ledford <dledford@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/infiniband/core/multicast.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/drivers/infiniband/core/multicast.c +++ b/drivers/infiniband/core/multicast.c @@ -518,8 +518,11 @@ static void join_handler(int status, str process_join_error(group, status); else { int mgids_changed, is_mgid0; - ib_find_pkey(group->port->dev->device, group->port->port_num, - be16_to_cpu(rec->pkey), &pkey_index); + + if (ib_find_pkey(group->port->dev->device, + group->port->port_num, be16_to_cpu(rec->pkey), + &pkey_index)) + pkey_index = MCAST_INVALID_PKEY_INDEX; spin_lock_irq(&group->port->lock); if (group->state == MCAST_BUSY && Patches currently in stable-queue which might be from bart.vanassche@xxxxxxxxxxx are queue-4.8/ib-mad-fix-an-array-index-check.patch queue-4.8/ipoib-avoid-reading-an-uninitialized-member-variable.patch queue-4.8/ib-rxe-fix-a-memory-leak-in-rxe_qp_cleanup.patch queue-4.8/ib-multicast-check-ib_find_pkey-return-value.patch queue-4.8/ib-cma-fix-a-race-condition-in-iboe_addr_get_sgid.patch queue-4.8/iscsi-target-return-error-if-unable-to-add-network-portal.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html