From 8fb38cdf8328dbfb90bc8a1689c44da902a92adc Mon Sep 17 00:00:00 2001 From: Ping Li Date: Tue, 3 Feb 2015 12:44:40 -0800 Subject: [PATCH] msm: mdss: Fix uninitialized return value for compact ioctl function Initialize the return value before using or returning to user space to avoid returning uninitialised values to user space. Change-Id: Iac43744830d725cf69120603befc3e4dd758d031 Signed-off-by: Ping Li --- drivers/video/fbdev/msm/mdss_compat_utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/msm/mdss_compat_utils.c b/drivers/video/fbdev/msm/mdss_compat_utils.c index 89c8c59c9e65..7edf570b53a5 100644 --- a/drivers/video/fbdev/msm/mdss_compat_utils.c +++ b/drivers/video/fbdev/msm/mdss_compat_utils.c @@ -1459,7 +1459,7 @@ static int __to_user_lut_cfg_data( struct mdp_lut_cfg_data __user *lut_cfg) { uint32_t lut_type; - int ret; + int ret = 0; if (copy_from_user(&lut_type, &lut_cfg->lut_type, sizeof(uint32_t)))