Re: [PATCH] printk: remove unneeded dead-store assignment

2020-11-06 Thread Petr Mladek
On Fri 2020-11-06 04:40:05, Lukas Bulwahn wrote: > make clang-analyzer on x86_64 defconfig caught my attention with: > > kernel/printk/printk_ringbuffer.c:885:3: warning: > Value stored to 'desc' is never read [clang-analyzer-deadcode.DeadStores] > desc = to_desc(desc_ring,

Re: [PATCH] printk: remove unneeded dead-store assignment

2020-11-06 Thread John Ogness
On 2020-11-06, Lukas Bulwahn wrote: > make clang-analyzer on x86_64 defconfig caught my attention with: > > kernel/printk/printk_ringbuffer.c:885:3: warning: > Value stored to 'desc' is never read [clang-analyzer-deadcode.DeadStores] > desc = to_desc(desc_ring, head_id); >

Re: [PATCH] printk: remove unneeded dead-store assignment

2020-11-05 Thread Sergey Senozhatsky
On (20/11/06 04:40), Lukas Bulwahn wrote: > make clang-analyzer on x86_64 defconfig caught my attention with: > > kernel/printk/printk_ringbuffer.c:885:3: warning: > Value stored to 'desc' is never read [clang-analyzer-deadcode.DeadStores] > desc = to_desc(desc_ring, head_id);

Re: [PATCH] printk: remove unneeded dead-store assignment

2020-11-05 Thread Nathan Chancellor
On Fri, Nov 06, 2020 at 04:40:05AM +0100, Lukas Bulwahn wrote: > make clang-analyzer on x86_64 defconfig caught my attention with: > > kernel/printk/printk_ringbuffer.c:885:3: warning: > Value stored to 'desc' is never read [clang-analyzer-deadcode.DeadStores] > desc =

[PATCH] printk: remove unneeded dead-store assignment

2020-11-05 Thread Lukas Bulwahn
make clang-analyzer on x86_64 defconfig caught my attention with: kernel/printk/printk_ringbuffer.c:885:3: warning: Value stored to 'desc' is never read [clang-analyzer-deadcode.DeadStores] desc = to_desc(desc_ring, head_id); ^ Commit b6cf8b3f3312 ("printk: