From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jingoo Han Date: Mon, 11 Jun 2012 02:27:27 +0000 Subject: [PATCH 2/2] video: s3c-fb: fix possible division by zero in s3c_fb_calc_pixclk Message-Id: <001901cd4779$bea8c980$3bfa5c80$%han@samsung.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-fbdev@vger.kernel.org Divider value can be zero and it makes division by zero from debug message in s3c_fb_calc_pixclk; therefore, it should be fixed. Signed-off-by: Jingoo Han --- drivers/video/s3c-fb.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index b5c2939..ea7b661 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -361,7 +361,7 @@ static int s3c_fb_calc_pixclk(struct s3c_fb *sfb, unsigned int pixclk) result = (unsigned int)tmp / 1000; dev_dbg(sfb->dev, "pixclk=%u, clk=%lu, div=%d (%lu)\n", - pixclk, clk, result, clk / result); + pixclk, clk, result, result ? clk / result : clk); return result; } -- 1.7.1