From eab00a208eb63d863b6cc0a03f68b4424ef5add8 Mon Sep 17 00:00:00 2001 From: Mathieu Malaterre Date: Wed, 4 Apr 2018 22:08:35 +0200 Subject: [PATCH] powerpc: Move `path` variable inside DEBUG_PROM MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add gcc attribute unused for two variables. Fix warnings treated as errors with W=1: arch/powerpc/kernel/prom_init.c:1388:8: error: variable ‘path’ set but not used [-Werror=unused-but-set-variable] Suggested-by: Christophe Leroy Signed-off-by: Mathieu Malaterre Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/prom_init.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 0433bf2..9b38a2e 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -628,7 +628,7 @@ static void __init early_cmdline_parse(void) const char *opt; char *p; - int l = 0; + int l __maybe_unused = 0; prom_cmd_line[0] = 0; p = prom_cmd_line; @@ -1421,7 +1421,10 @@ static void __init reserve_mem(u64 base, u64 size) static void __init prom_init_mem(void) { phandle node; - char *path, type[64]; +#ifdef DEBUG_PROM + char *path; +#endif + char type[64]; unsigned int plen; cell_t *p, *endp; __be32 val; @@ -1442,7 +1445,9 @@ static void __init prom_init_mem(void) prom_debug("root_size_cells: %x\n", rsc); prom_debug("scanning memory:\n"); +#ifdef DEBUG_PROM path = prom_scratch; +#endif for (node = 0; prom_next_node(&node); ) { type[0] = 0; -- 2.7.4