[SCSI] sg: remove unnecessary indentation

blocking is de-facto a constant and the now-removed comment wasn't all
that useful either.  Without them and the resulting indentation the code
is a bit nicer to read.
Signed-off-by: Joern Engel <joern@logfs.org>
Acked-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/sg.c

@@ -791,18 +791,14 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
 
 	switch (cmd_in) {
 	case SG_IO:
-		{
-			int blocking = 1;	/* ignore O_NONBLOCK flag */
-
 		if (sdp->detached)
 			return -ENODEV;
 		if (!scsi_block_when_processing_errors(sdp->device))
 			return -ENXIO;
 		if (!access_ok(VERIFY_WRITE, p, SZ_SG_IO_HDR))
 			return -EFAULT;
-			result =
-			    sg_new_write(sfp, filp, p, SZ_SG_IO_HDR,
-					 blocking, read_only, 1, &srp);
+		result = sg_new_write(sfp, filp, p, SZ_SG_IO_HDR,
+				 1, read_only, 1, &srp);
 		if (result < 0)
 			return result;
 		while (1) {
@@ -824,7 +820,6 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
 		}
 		result = sg_new_read(sfp, p, SZ_SG_IO_HDR, srp);
 		return (result < 0) ? result : 0;
-		}
 	case SG_SET_TIMEOUT:
 		result = get_user(val, ip);
 		if (result)