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-rw-r--r--arch/x86/kernel/alternative.c1
-rw-r--r--arch/x86/kernel/entry_32.S2
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 70237732a6c..f65ab8b014c 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -214,6 +214,7 @@ void __init_or_module apply_alternatives(struct alt_instr *start,
u8 *instr = a->instr;
BUG_ON(a->replacementlen > a->instrlen);
BUG_ON(a->instrlen > sizeof(insnbuf));
+ BUG_ON(a->cpuid >= NCAPINTS*32);
if (!boot_cpu_has(a->cpuid))
continue;
#ifdef CONFIG_X86_64
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index 258e93fa263..227d00920d2 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -913,7 +913,7 @@ ENTRY(simd_coprocessor_error)
.balign 4
.long 661b
.long 663f
- .byte X86_FEATURE_XMM
+ .word X86_FEATURE_XMM
.byte 662b-661b
.byte 664f-663f
.previous