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pds_core: check for work queue before use

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Add a check that the wq exists before queuing up work for a
failed devcmd, as the PF is responsible for health and the VF
doesn't have a wq.

Fixes: c2dbb09043 ("pds_core: health timer and workqueue")
Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
Reviewed-by: Brett Creeley <brett.creeley@amd.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20230824161754.34264-5-shannon.nelson@amd.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Shannon Nelson
2023-08-24 09:17:53 -07:00
committed by Jakub Kicinski
parent 95e383226d
commit 969cfd4c8c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/amd/pds_core/dev.c
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@@ -183,7 +183,7 @@ int pdsc_devcmd_locked(struct pdsc *pdsc, union pds_core_dev_cmd *cmd,
err = pdsc_devcmd_wait(pdsc, max_seconds);
memcpy_fromio(comp, &pdsc->cmd_regs->comp, sizeof(*comp));
if (err == -ENXIO || err == -ETIMEDOUT)
if ((err == -ENXIO || err == -ETIMEDOUT) && pdsc->wq)
queue_work(pdsc->wq, &pdsc->health_work);
return err;