diff mbox

[v5,32/42] hpsa: skip free_irq calls if irqs are not allocated

Message ID 20150423143437.18832.50571.stgit@brunhilda (mailing list archive)
State New, archived
Headers show

Commit Message

Don Brace April 23, 2015, 2:34 p.m. UTC 
From: Robert Elliott <elliott@hp.com>

If try_soft_reset fails to re-allocate irqs, the error exit
starts with free_irq calls, which generate kernel WARN
messages since they were already freed a few lines earlier.

Jump to the next exit label to skip the free_irq calls.

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Reviewed-by: Kevin Barnett <kevin.barnett@pmcs.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Reviewed-by: Hannes Reinecke <hare@Suse.de>
Signed-off-by: Robert Elliott <elliott@hp.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
---
 drivers/scsi/hpsa.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)


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diff mbox

Patch

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 83f91c5..c5fbee7 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -7758,7 +7758,12 @@  reinit_after_soft_reset:
 		if (rc) {
 			dev_warn(&h->pdev->dev,
 				"Failed to request_irq after soft reset.\n");
-			goto clean4;
+			/*
+			 * clean4 starts with free_irqs, but that was just
+			 * done. Then, request_irqs_failed, so there is
+			 * nothing to free. So, goto the next label.
+			 */
+			goto clean3;
 		}
 
 		rc = hpsa_kdump_soft_reset(h);