Re: [PATCH] drm/msm/dpu: Add callback function pointer check before its call

2024-04-10 Thread Dmitry Baryshkov
On Wed, 10 Apr 2024 at 14:53, Aleksandr Mishin wrote: > On 08.04.2024 12:03, Dmitry Baryshkov wrote: > > On Mon, 8 Apr 2024 at 11:57, Aleksandr Mishin wrote: > >> > >> In dpu_core_irq_callback_handler() callback function pointer is compared > >> to NULL, > >> but then callback function is

Re: [PATCH] drm/msm/dpu: Add callback function pointer check before its call

2024-04-10 Thread Aleksandr Mishin
On 08.04.2024 12:03, Dmitry Baryshkov wrote: On Mon, 8 Apr 2024 at 11:57, Aleksandr Mishin wrote: In dpu_core_irq_callback_handler() callback function pointer is compared to NULL, but then callback function is unconditionally called by this pointer. Fix this bug by adding conditional

Re: [PATCH] drm/msm/dpu: Add callback function pointer check before its call

2024-04-10 Thread Aleksandr Mishin
On 08.04.2024 19:51, Abhinav Kumar wrote: On 4/8/2024 1:55 AM, Aleksandr Mishin wrote: In dpu_core_irq_callback_handler() callback function pointer is compared to NULL, but then callback function is unconditionally called by this pointer. Fix this bug by adding conditional return. Found

Re: [PATCH] drm/msm/dpu: Add callback function pointer check before its call

2024-04-08 Thread Abhinav Kumar
On 4/8/2024 1:55 AM, Aleksandr Mishin wrote: In dpu_core_irq_callback_handler() callback function pointer is compared to NULL, but then callback function is unconditionally called by this pointer. Fix this bug by adding conditional return. Found by Linux Verification Center

Re: [PATCH] drm/msm/dpu: Add callback function pointer check before its call

2024-04-08 Thread Dmitry Baryshkov
On Mon, 8 Apr 2024 at 11:57, Aleksandr Mishin wrote: > > In dpu_core_irq_callback_handler() callback function pointer is compared to > NULL, > but then callback function is unconditionally called by this pointer. > Fix this bug by adding conditional return. > > Found by Linux Verification Center