From: Yi Zou Date: Wed, 1 Dec 2010 00:19:25 +0000 (-0800) Subject: [SCSI] libfc: fix exchange being deleted when the abort itself is timed out X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ea3e2e72eeb3e8a9440a5da965914f9b12088626;p=linux-beck.git [SCSI] libfc: fix exchange being deleted when the abort itself is timed out Should not continue when the abort itself is being timeout since in that case the exchange will be deleted and relesased. We still want to call the associated response handler to let the layer, e.g., fcp, know the exchange itself is being timed out. Signed-off-by: Yi Zou Signed-off-by: Robert Love Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index 8bfb421fcdd6..d21367d3305f 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -650,10 +650,13 @@ static void fc_exch_timeout(struct work_struct *work) if (e_stat & ESB_ST_ABNORMAL) rc = fc_exch_done_locked(ep); spin_unlock_bh(&ep->ex_lock); - if (!rc) - fc_exch_delete(ep); if (resp) resp(sp, ERR_PTR(-FC_EX_TIMEOUT), arg); + if (!rc) { + /* delete the exchange if it's already being aborted */ + fc_exch_delete(ep); + return; + } fc_seq_exch_abort(sp, 2 * ep->r_a_tov); goto done; }