[BUG] video: fbdev: sis: possible uninitialized-variable access in SiS_SetCRT2FIFO_300()

Hello, Our static analysis tool finds a possible uninitialized-variable access in the sis driver in Linux 5.14.0-rc3: At the beginning of the function SiS_SetCRT2FIFO_300(), the variable modeidindex is not initialized. If the following conditions are false, it remains uninitialized. 5346:   

Re: [BUG] video: fbdev: sis: possible uninitialized-variable access in SiS_SetCRT2FIFO_300()

Thanks for your feedback! Should I commit a patch to fix this problem? Best wishes, Tuo Li On 2021/8/2 1:59, Sam Ravnborg wrote: Hi Tuo Li, On Sat, Jul 31, 2021 at 02:28:39PM +0800, Li Tuo wrote: Hello, Our static analysis tool finds a possible uninitialized-variable access in the sis

Re: [PATCH] drm/amdgpu: fix possible null-pointer dereference in amdgpu_ttm_tt_populate()

Thanks for your feedback! We will remove the null tests according to your advice and prepare a V2 patch. Best wishes, Tuo Li On 2021/8/2 1:19, Christian König wrote: Am 31.07.21 um 10:04 schrieb Tuo Li: The variable ttm is assigned to the variable gtt, and the variable gtt is checked in:    i