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[SCSI] qla2xxx: Double check for command completion if abort mailbox command fails. 

Close a small window where we could falsely fail an abort request if the mailbox
command fails but the command was returned during interrupt context.

Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Chad Dupuis 2011-08-16 11:29:26 -07:00 committed by James Bottomley
parent 7594206493
commit bc91ade9b7
1 changed files with 4 additions and 0 deletions
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4
drivers/scsi/qla2xxx/qla_os.c
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@ -918,6 +918,10 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
qla2x00_sp_compl(ha, sp);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
/* Did the command return during mailbox execution? */
if (ret == FAILED && !CMD_SP(cmd))
ret = SUCCESS;
/* Wait for the command to be returned. */
if (wait) {
if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {