riscv: Drop const annotation for sp
authorKefeng Wang <wangkefeng.wang@huawei.com>
Wed, 17 Mar 2021 15:08:38 +0000 (23:08 +0800)
committerPalmer Dabbelt <palmerdabbelt@google.com>
Fri, 2 Apr 2021 04:37:03 +0000 (21:37 -0700)
commit23c1075ae83adaf14ea3f727c40368799f80bccc
tree9205e422692ca9b03ddf72092fd030063e30baf9
parenta5e13c6df0e41702d2b2c77c8ad41677ebb065b3
riscv: Drop const annotation for sp

The const annotation should not be used for 'sp', or it will
become read only and lead to bad stack output.

Fixes: dec822771b01 ("riscv: stacktrace: Move register keyword to beginning of declaration")
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
arch/riscv/kernel/stacktrace.c