Messages in this thread Patch in this message | | | From | "K. Y. Srinivasan" <> | Subject | [PATCH 3/5] Staging: hv: storvsc: Fix a bug in storvsc_command_completion() | Date | Thu, 1 Dec 2011 04:59:18 -0800 |
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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
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