x86: Fix off-by-one in instruction decoder

[cascardo/linux.git] / arch / x86 / lib / insn.c

diff --git a/arch/x86/lib/insn.c b/arch/x86/lib/insn.c
index 2480978..1313ae6 100644 (file)
--- a/arch/x86/lib/insn.c
+++ b/arch/x86/lib/insn.c
@@ -28,7 +28,7 @@
 
 /* Verify next sizeof(t) bytes can be on the same instruction */
 #define validate_next(t, insn, n)      \
-       ((insn)->next_byte + sizeof(t) + n < (insn)->end_kaddr)
+       ((insn)->next_byte + sizeof(t) + n <= (insn)->end_kaddr)
 
 #define __get_next(t, insn)    \
        ({ t r = *(t*)insn->next_byte; insn->next_byte += sizeof(t); r; })