Fixup rq_for_each_segment() indentation

Remove one level of nesting where appropriate.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index b16ad7a..9f244c5 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -652,18 +652,17 @@
 	ccw = tape_ccw_cc(ccw, NOP, 0, NULL);
 
 	rq_for_each_segment(bv, req, iter) {
-			dst = page_address(bv->bv_page) + bv->bv_offset;
-			for (off = 0; off < bv->bv_len;
-			     off += TAPEBLOCK_HSEC_SIZE) {
-				ccw->flags = CCW_FLAG_CC;
-				ccw->cmd_code = READ_FORWARD;
-				ccw->count = TAPEBLOCK_HSEC_SIZE;
-				set_normalized_cda(ccw, (void *) __pa(dst));
-				ccw++;
-				dst += TAPEBLOCK_HSEC_SIZE;
-			}
-			if (off > bv->bv_len)
-				BUG();
+		dst = page_address(bv->bv_page) + bv->bv_offset;
+		for (off = 0; off < bv->bv_len; off += TAPEBLOCK_HSEC_SIZE) {
+			ccw->flags = CCW_FLAG_CC;
+			ccw->cmd_code = READ_FORWARD;
+			ccw->count = TAPEBLOCK_HSEC_SIZE;
+			set_normalized_cda(ccw, (void *) __pa(dst));
+			ccw++;
+			dst += TAPEBLOCK_HSEC_SIZE;
+		}
+		if (off > bv->bv_len)
+			BUG();
 	}
 	ccw = tape_ccw_end(ccw, NOP, 0, NULL);
 	DBF_EVENT(6, "xBREDccwg\n");