From: Jayamohan Kallickal <jayamohank@serverengines.com>
To: linux-scsi@vger.kernel.org
Cc: James.Bottomley@suse.de, michaelc@cs.wisc.edu
Subject: [PATCH 1/3] be2iscsi: Fixing Bug for multiple SGEs
Date: Thu, 7 Jan 2010 01:50:19 +0530 [thread overview]
Message-ID: <20100106202008.GA19910@serverengines.com> (raw)
The patch fixes a but where the sg_next is not assigned and hence
the first sge was being resused wrongly
Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
---
drivers/scsi/be2iscsi/be_main.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 9fc4446..d611a13 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -1711,7 +1711,8 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
io_task->bhs_pa.u.a32.address_hi);
l_sg = sg;
- for (index = 0; (index < num_sg) && (index < 2); index++, sg_next(sg)) {
+ for (index = 0; (index < num_sg) && (index < 2); index++,
+ sg = sg_next(sg)) {
if (index == 0) {
sg_len = sg_dma_len(sg);
addr = (u64) sg_dma_address(sg);
@@ -1755,7 +1756,7 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
psgl++;
psgl++;
offset = 0;
- for (index = 0; index < num_sg; index++, sg_next(sg), psgl++) {
+ for (index = 0; index < num_sg; index++, sg = sg_next(sg), psgl++) {
sg_len = sg_dma_len(sg);
addr = (u64) sg_dma_address(sg);
AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
--
1.6.4
reply other threads:[~2010-01-06 20:19 UTC|newest]
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