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-rw-r--r--drivers/scsi/sg.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 5e820674432c..ae7d9bdf409c 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -652,7 +652,8 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
else
hp->dxfer_direction = (mxsize > 0) ? SG_DXFER_FROM_DEV : SG_DXFER_NONE;
hp->dxfer_len = mxsize;
- if (hp->dxfer_direction == SG_DXFER_TO_DEV)
+ if ((hp->dxfer_direction == SG_DXFER_TO_DEV) ||
+ (hp->dxfer_direction == SG_DXFER_TO_FROM_DEV))
hp->dxferp = (char __user *)buf + cmd_size;
else
hp->dxferp = NULL;