fs/seq_file.c:seq_lseek(): fix switch statement indenting

[akpm@linux-foundation.org: checkpatch fixes]
Cc: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/seq_file.c

@@ -315,7 +315,7 @@ loff_t seq_lseek(struct file *file, loff_t offset, int whence)
 			break;
 		retval = offset;
 		if (offset != m->read_pos) {
-				while ((retval=traverse(m, offset)) == -EAGAIN)
+			while ((retval = traverse(m, offset)) == -EAGAIN)
 				;
 			if (retval) {
 				/* with extreme prejudice... */