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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 547af76521
("IB/multicast: Report errors on multicast groups if P_key changes")
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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parent
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1 changed files with 5 additions and 2 deletions
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@ -518,8 +518,11 @@ static void join_handler(int status, struct ib_sa_mcmember_rec *rec,
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process_join_error(group, status);
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else {
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int mgids_changed, is_mgid0;
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ib_find_pkey(group->port->dev->device, group->port->port_num,
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be16_to_cpu(rec->pkey), &pkey_index);
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if (ib_find_pkey(group->port->dev->device,
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group->port->port_num, be16_to_cpu(rec->pkey),
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&pkey_index))
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pkey_index = MCAST_INVALID_PKEY_INDEX;
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spin_lock_irq(&group->port->lock);
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if (group->state == MCAST_BUSY &&
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