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Commit d3a2418e authored by Bart Van Assche's avatar Bart Van Assche Committed by Doug Ledford
Browse files

IB/multicast: Check ib_find_pkey() return value 



This patch avoids that Coverity complains about not checking the
ib_find_pkey() return value.

Fixes: commit 547af765 ("IB/multicast: Report errors on multicast groups if P_key changes")
Signed-off-by: default avatarBart Van Assche <bart.vanassche@sandisk.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 11b642b8

drivers/infiniband/core/multicast.c

+5 −2
Original line number Diff line number Diff line
@@ -518,8 +518,11 @@ static void join_handler(int status, struct ib_sa_mcmember_rec *rec, 
		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 &&