Re: [PATCH] ARM: Convert BUG() to use unreachable()

From: David Daney
Date: Tue Dec 08 2009 - 14:16:31 EST


Uwe Kleine-KÃnig wrote:
Use the new unreachable() macro instead of for(;;);

Signed-off-by: Uwe Kleine-KÃnig <u.kleine-koenig@xxxxxxxxxxxxxx>
Cc: David Daney <ddaney@xxxxxxxxxxxxxxxxxx>

This looks fine to me. The comment is somewhat redundant now, but still accurate.

Reviewed-by: David Daney <ddaney@xxxxxxxxxxxxxxxxxx>


---
arch/arm/kernel/traps.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 3f361a7..25b50c4 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -681,7 +681,7 @@ void __attribute__((noreturn)) __bug(const char *file, int line)
*(int *)0 = 0;
/* Avoid "noreturn function does return" */
- for (;;);
+ unreachable();
}
EXPORT_SYMBOL(__bug);

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