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path: root/drivers/scsi/sg.c
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Diffstat (limited to 'drivers/scsi/sg.c')
-rw-r--r--drivers/scsi/sg.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 8201387b4da..9230402c45a 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -210,13 +210,11 @@ static void sg_put_dev(Sg_device *sdp);
210static int sg_allow_access(struct file *filp, unsigned char *cmd) 210static int sg_allow_access(struct file *filp, unsigned char *cmd)
211{ 211{
212 struct sg_fd *sfp = (struct sg_fd *)filp->private_data; 212 struct sg_fd *sfp = (struct sg_fd *)filp->private_data;
213 struct request_queue *q = sfp->parentdp->device->request_queue;
214 213
215 if (sfp->parentdp->device->type == TYPE_SCANNER) 214 if (sfp->parentdp->device->type == TYPE_SCANNER)
216 return 0; 215 return 0;
217 216
218 return blk_verify_command(&q->cmd_filter, 217 return blk_verify_command(cmd, filp->f_mode & FMODE_WRITE);
219 cmd, filp->f_mode & FMODE_WRITE);
220} 218}
221 219
222static int 220static int
@@ -621,7 +619,7 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
621 if (strcmp(current->comm, cmd) && printk_ratelimit()) { 619 if (strcmp(current->comm, cmd) && printk_ratelimit()) {
622 printk(KERN_WARNING 620 printk(KERN_WARNING
623 "sg_write: data in/out %d/%d bytes for SCSI command 0x%x--" 621 "sg_write: data in/out %d/%d bytes for SCSI command 0x%x--"
624 "guessing data in;\n" KERN_WARNING " " 622 "guessing data in;\n "
625 "program %s not setting count and/or reply_len properly\n", 623 "program %s not setting count and/or reply_len properly\n",
626 old_hdr.reply_len - (int)SZ_SG_HEADER, 624 old_hdr.reply_len - (int)SZ_SG_HEADER,
627 input_size, (unsigned int) cmnd[0], 625 input_size, (unsigned int) cmnd[0],
@@ -1658,6 +1656,10 @@ static int sg_start_req(Sg_request *srp, unsigned char *cmd)
1658 md->nr_entries = req_schp->k_use_sg; 1656 md->nr_entries = req_schp->k_use_sg;
1659 md->offset = 0; 1657 md->offset = 0;
1660 md->null_mapped = hp->dxferp ? 0 : 1; 1658 md->null_mapped = hp->dxferp ? 0 : 1;
1659 if (dxfer_dir == SG_DXFER_TO_FROM_DEV)
1660 md->from_user = 1;
1661 else
1662 md->from_user = 0;
1661 } 1663 }
1662 1664
1663 if (iov_count) { 1665 if (iov_count) {