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authorDave Airlie <airlied@redhat.com>2011-12-20 14:43:53 +0000
committerDave Airlie <airlied@redhat.com>2011-12-20 14:43:53 +0000
commit1fbe6f625f69e48c4001051dc1431afc704acfaa (patch)
tree826b741201a2e09a627ed350c6ff36935f5cff79 /drivers/usb/storage/protocol.c
parent0cecdd818cd79d092e36e70dfe3a71f2878d6b96 (diff)
parent384703b8e6cd4c8ef08512e596024e028c91c339 (diff)
downloadlinux-1fbe6f625f69e48c4001051dc1431afc704acfaa.tar.bz2
Merge tag 'v3.2-rc6' of /home/airlied/devel/kernel/linux-2.6 into drm-core-next
Merge in the upstream tree to bring in the mainline fixes. Conflicts: drivers/gpu/drm/exynos/exynos_drm_fbdev.c drivers/gpu/drm/nouveau/nouveau_sgdma.c
Diffstat (limited to 'drivers/usb/storage/protocol.c')
-rw-r--r--drivers/usb/storage/protocol.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/usb/storage/protocol.c b/drivers/usb/storage/protocol.c
index 93c1a4d86f51..82dd834709c7 100644
--- a/drivers/usb/storage/protocol.c
+++ b/drivers/usb/storage/protocol.c
@@ -59,7 +59,9 @@
void usb_stor_pad12_command(struct scsi_cmnd *srb, struct us_data *us)
{
- /* Pad the SCSI command with zeros out to 12 bytes
+ /*
+ * Pad the SCSI command with zeros out to 12 bytes. If the
+ * command already is 12 bytes or longer, leave it alone.
*
* NOTE: This only works because a scsi_cmnd struct field contains
* a unsigned char cmnd[16], so we know we have storage available
@@ -67,9 +69,6 @@ void usb_stor_pad12_command(struct scsi_cmnd *srb, struct us_data *us)
for (; srb->cmd_len<12; srb->cmd_len++)
srb->cmnd[srb->cmd_len] = 0;
- /* set command length to 12 bytes */
- srb->cmd_len = 12;
-
/* send the command to the transport layer */
usb_stor_invoke_transport(srb, us);
}