From 0b3a82d391563da15df2b3a0d245d41748822489 Mon Sep 17 00:00:00 2001
From: Eric Sesterhenn <snakebyte@gmx.de>
Date: Tue, 10 Oct 2006 14:41:43 -0700
Subject: [PATCH] [SCSI] lpfc: check before dereference in lpfc_ct.c
If we fail to allocate mp->virt during the first while loop iteration,
mlist is still uninitialized, therefore we should check if before
dereferencing.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Acked-by: James Smart <James.Smart@Emulex.Com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
drivers/scsi/lpfc/lpfc_ct.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 1b53afb1cb576..3add7c237859d 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -188,7 +188,8 @@ lpfc_alloc_ct_rsp(struct lpfc_hba * phba, int cmdcode, struct ulp_bde64 * bpl,
if (!mp->virt) {
kfree(mp);
- lpfc_free_ct_rsp(phba, mlist);
+ if (mlist)
+ lpfc_free_ct_rsp(phba, mlist);
return NULL;
}
--
2.30.2