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-rw-r--r--arch/i386/kernel/alternative.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/i386/kernel/alternative.c b/arch/i386/kernel/alternative.c
index 1b66d5c70eaf..9f4ac8b02de4 100644
--- a/arch/i386/kernel/alternative.c
+++ b/arch/i386/kernel/alternative.c
@@ -366,6 +366,8 @@ void apply_paravirt(struct paravirt_patch_site *start,
unsigned int used;
BUG_ON(p->len > MAX_PATCH_LEN);
+ /* prep the buffer with the original instructions */
+ memcpy(insnbuf, p->instr, p->len);
used = paravirt_ops.patch(p->instrtype, p->clobbers, insnbuf,
(unsigned long)p->instr, p->len);