[1/4] riscv: drop cpufeature_apply_feature tracking variable

Commit Message

Heiko Stuebner May 18, 2022, 5:02 p.m. UTC

The variable was tracking which feature patches got applied
but that information was never actually used - and thus resulted
in a warning as well.

Drop the variable.

Reported-by: kernel test robot <[e-mail]>
Signed-off-by: Heiko Stuebner <[e-mail]>
---
 arch/riscv/kernel/cpufeature.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Patch

diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
index dea3ea19deee..b33564df81e1 100644
--- a/arch/riscv/kernel/cpufeature.c
+++ b/arch/riscv/kernel/cpufeature.c
@@ -294,7 +294,6 @@  void __init_or_module riscv_cpufeature_patch_func(struct alt_entry *begin,
 						  unsigned int stage)
 {
 	u32 cpu_req_feature = cpufeature_probe(stage);
-	u32 cpu_apply_feature = 0;
 	struct alt_entry *alt;
 	u32 tmp;
 
@@ -308,10 +307,8 @@  void __init_or_module riscv_cpufeature_patch_func(struct alt_entry *begin,
 		}
 
 		tmp = (1U << alt->errata_id);
-		if (cpu_req_feature & tmp) {
+		if (cpu_req_feature & tmp)
 			patch_text_nosync(alt->old_ptr, alt->alt_ptr, alt->alt_len);
-			cpu_apply_feature |= tmp;
-		}
 	}
 }
 #endif