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[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>
This commit is contained in:
Saurav Kashyap 2011-08-16 11:29:25 -07:00 committed by James Bottomley
parent 42cd4f5dc2
commit 7594206493
1 changed files with 3 additions and 0 deletions
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3
drivers/scsi/qla2xxx/qla_os.c
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@ -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) {