From 85aa4b98419d74dd5cc914e089349800ac4997ee Mon Sep 17 00:00:00 2001 From: Mathieu Malaterre Date: Mon, 23 Apr 2018 21:36:38 +0200 Subject: [PATCH] powerpc/mm/radix: Use do/while(0) trick for single statement block MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit In commit 7a22d6321c3d ("powerpc/mm/radix: Update command line parsing for disable_radix") an `if` statement was added for a possible empty body (prom_debug). Fix the following warning, treated as error with W=1: arch/powerpc/kernel/prom_init.c:656:46: error: suggest braces around empty body in an ‘if’ statement [-Werror=empty-body] Suggested-by: Randy Dunlap Signed-off-by: Mathieu Malaterre Acked-by: Randy Dunlap Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/prom_init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 67f9c157bcc0..425992e393bc 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -103,7 +103,7 @@ int of_workarounds; #ifdef DEBUG_PROM #define prom_debug(x...) prom_printf(x) #else -#define prom_debug(x...) +#define prom_debug(x...) do { } while (0) #endif -- 2.11.0