From: Mitko Haralanov <mi...@qlogic.com>
Fix a kernel panic on QME7342 (and any Mezz boards without
QSFP connectors) caused by scheduling work on uninitialized
workqueue introduced by 62066fc8df4632c772d723813ce7af456d62ddf7.
Signed-off-by: Mitko Haralanov <mi...@qlogic.com>
Signed-off-by: Mike Marciniszyn <mike.marcinis...@qlogic.com>
---
drivers/infiniband/hw/qib/qib_iba7322.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c
b/drivers/infiniband/hw/qib/qib_iba7322.c
index 62005c7..3e40cff 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -5285,8 +5285,10 @@ static int qib_7322_ib_updown(struct qib_pportdata *ppd,
int ibup, u64 ibcs)
qib_7322_mini_pcs_reset(ppd);
/* schedule the qsfp refresh which should turn the link
off */
- qd->t_insert = get_jiffies_64();
- schedule_work(&qd->work);
+ if (ppd->dd->flags & QIB_HAS_QSFP) {
+ qd->t_insert = get_jiffies_64();
+ schedule_work(&qd->work);
+ }
spin_lock_irqsave(&ppd->sdma_lock, flags);
if (__qib_sdma_running(ppd))
__qib_sdma_process_event(ppd,
--
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