linux-kernel - [PATCH] video: fbdev: exynos: exynos_mipi_dsi_common.c: Cleaning up variable that is never used

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Message-Id: <1404671341-17941-1-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date:	Sun,  6 Jul 2014 20:29:01 +0200
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Jingoo Han <jg1.han@...sung.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Joe Perches <joe@...ches.com>,
	Wolfram Sang <wsa@...-dreams.de>,
	Sachin Kamat <sachin.kamat@...aro.org>,
	linux-fbdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] video: fbdev: exynos: exynos_mipi_dsi_common.c:  Cleaning up variable that is never used

Variable ar assigned a value that is never used.
I have also removed all the code that thereby serves no purpose.

This was found using a static code analysis program called cppcheck

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 drivers/video/fbdev/exynos/exynos_mipi_dsi_common.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/video/fbdev/exynos/exynos_mipi_dsi_common.c b/drivers/video/fbdev/exynos/exynos_mipi_dsi_common.c
index 85edabf..9e4f9bd 100644
--- a/drivers/video/fbdev/exynos/exynos_mipi_dsi_common.c
+++ b/drivers/video/fbdev/exynos/exynos_mipi_dsi_common.c
@@ -219,11 +219,9 @@ int exynos_mipi_dsi_wr_data(struct mipi_dsim_device *dsim, unsigned int data_id,
 	case MIPI_DSI_GENERIC_LONG_WRITE:
 	case MIPI_DSI_DCS_LONG_WRITE:
 	{
-		unsigned int size, payload = 0;
+		unsigned int payload = 0;
 		reinit_completion(&dsim_wr_comp);
 
-		size = data_size * 4;
-
 		/* if data count is less then 4, then send 3bytes data.  */
 		if (data_size < 4) {
 			payload = data0[0] |
-- 
1.7.10.4

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