nios2: fix timer initcall return value
authorArnd Bergmann <arnd@arndb.de>
Thu, 10 Nov 2016 16:44:47 +0000 (17:44 +0100)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 11 Nov 2016 16:45:08 +0000 (08:45 -0800)
When called more than twice, the nios2_time_init() function return an
uninitialized value, as detected by gcc -Wmaybe-uninitialized

  arch/nios2/kernel/time.c: warning: 'ret' may be used uninitialized in this function

This makes it return '0' here, matching the comment above the function.

Acked-by: Ley Foon Tan <lftan@altera.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/nios2/kernel/time.c

index d9563ddb337eab4e44d052ebd285206b09788f13..746bf5caaffc7989884813b16bc3fd3fce85d0ef 100644 (file)
@@ -324,6 +324,7 @@ static int __init nios2_time_init(struct device_node *timer)
                ret = nios2_clocksource_init(timer);
                break;
        default:
+               ret = 0;
                break;
        }