uml: style fixes

A few random style fixes.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c
index 56deed6..82058ac 100644
--- a/arch/um/kernel/um_arch.c
+++ b/arch/um/kernel/um_arch.c
@@ -150,7 +150,7 @@
 static int __init no_skas_debug_setup(char *line, int *add)
 {
 	printf("'debug' is not necessary to gdb UML in skas mode - run \n");
-	printf("'gdb linux'");
+	printf("'gdb linux'\n");
 
 	return 0;
 }