lkml.org 
[lkml]   [2011]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/5] Staging: hv: storvsc: Fix a bug in storvsc_command_completion()
Date
Fix a bug in storvsc_command_completion() that leaks memory when scatter/gather
lists are used on the "write" side.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
---
drivers/staging/hv/storvsc_drv.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 14ecb69..8dafe52 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -1123,13 +1123,12 @@ static void storvsc_command_completion(struct hv_storvsc_request *request)

vm_srb = &request->vstor_packet.vm_srb;
if (cmd_request->bounce_sgl_count) {
- if (vm_srb->data_in == READ_TYPE) {
+ if (vm_srb->data_in == READ_TYPE)
copy_from_bounce_buffer(scsi_sglist(scmnd),
cmd_request->bounce_sgl,
scsi_sg_count(scmnd));
- destroy_bounce_buffer(cmd_request->bounce_sgl,
+ destroy_bounce_buffer(cmd_request->bounce_sgl,
cmd_request->bounce_sgl_count);
- }
}

/*
--
1.7.4.1


\
 
 \ /
  Last update: 2011-12-01 15:17    [W:0.087 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site