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[78.225.226.121]) by smtp.gmail.com with ESMTPSA id v191sm2739337wmf.34.2018.04.04.13.08.41 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 04 Apr 2018 13:08:41 -0700 (PDT) Received: by macbookpro.malat.net (Postfix, from userid 1000) id 8D19F10C0572; Wed, 4 Apr 2018 22:08:38 +0200 (CEST) From: Mathieu Malaterre To: Michael Ellerman Cc: Christophe Leroy , Mathieu Malaterre , Benjamin Herrenschmidt , Paul Mackerras , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 03/19] powerpc: Move `path` variable inside DEBUG_PROM Date: Wed, 4 Apr 2018 22:08:35 +0200 Message-Id: <20180404200836.27446-1-malat@debian.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180328193307.978-1-malat@debian.org> References: <20180328193307.978-1-malat@debian.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- v3: really move path within ifdef DEBUG_PROM v2: move path within ifdef DEBUG_PROM 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 acf4b2e0530c..223b35acbbdd 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -603,7 +603,7 @@ 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; @@ -1385,7 +1385,10 @@ 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; @@ -1406,7 +1409,9 @@ 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; -- 2.11.0