From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Date: Sun, 15 Mar 2020 04:09:59 +0000 Subject: [PATCH 3/6] fbdev: matrox: fix -Wextra build warnings Message-Id: <20200315041002.24473-4-rdunlap@infradead.org> List-Id: References: <20200315041002.24473-1-rdunlap@infradead.org> In-Reply-To: <20200315041002.24473-1-rdunlap@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: linux-kernel@vger.kernel.org Cc: linux-fbdev@vger.kernel.org, Florian Tobias Schandinat , Randy Dunlap , dri-devel@lists.freedesktop.org, Bartlomiej Zolnierkiewicz When 'DEBUG' is not defined, modify the dprintk() macro to use the no_printk() macro instead of using . This fixes build warnings when -Wextra is used and provides printk format checking: ../drivers/video/fbdev/matrox/matroxfb_base.c:635:77: warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body] ../drivers/video/fbdev/matrox/matroxfb_Ti3026.c:632:54: warning: suggest braces around empty body in an ‘else’ statement [-Wempty-body] ../drivers/video/fbdev/matrox/matroxfb_Ti3026.c:654:53: warning: suggest braces around empty body in an ‘else’ statement [-Wempty-body] Signed-off-by: Randy Dunlap Cc: Bartlomiej Zolnierkiewicz Cc: dri-devel@lists.freedesktop.org Cc: linux-fbdev@vger.kernel.org --- Alternative: use pr_debug() so that CONFIG_DYNAMIC_DEBUG can be used at these sites. drivers/video/fbdev/matrox/matroxfb_base.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- linux-next-20200313.orig/drivers/video/fbdev/matrox/matroxfb_base.h +++ linux-next-20200313/drivers/video/fbdev/matrox/matroxfb_base.h @@ -86,7 +86,7 @@ #ifdef DEBUG #define dprintk(X...) printk(X) #else -#define dprintk(X...) +#define dprintk(X...) no_printk(X) #endif #ifndef PCI_SS_VENDOR_ID_SIEMENS_NIXDORF