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authorSaurav Kashyap <saurav.kashyap@qlogic.com>2011-08-16 22:29:25 +0400
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 18:19:37 +0400
commit7594206493880007fd68a18d6e9f380a1afe20d4 (patch)
tree8a6c7d83958e45bae0142a114b65feb31fcf400d /drivers/scsi
parent42cd4f5dc2a3de31bfd24642ab4e8b21834a6b78 (diff)
downloadlinux-7594206493880007fd68a18d6e9f380a1afe20d4.tar.xz
[SCSI] qla2xxx: Acquire hardware lock while manipulating dsd list.
The dsd list shouldn't be manipulated without taking the per host hardware lock to prevent multiple callers from trampling upon one another. Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index f57c292845a5..2caab83c4c9f 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -913,7 +913,10 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
"Abort command mbx success.\n");
wait = 1;
}
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
qla2x00_sp_compl(ha, sp);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
/* Wait for the command to be returned. */
if (wait) {