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-rw-r--r--tools/objtool/builtin-check.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/objtool/builtin-check.c b/tools/objtool/builtin-check.c
index 51da270..fe24804 100644
--- a/tools/objtool/builtin-check.c
+++ b/tools/objtool/builtin-check.c
@@ -729,6 +729,11 @@ static bool has_valid_stack_frame(struct instruction *insn)
(insn->state & STATE_FP_SETUP);
}
+static unsigned int frame_state(unsigned long state)
+{
+ return (state & (STATE_FP_SAVED | STATE_FP_SETUP));
+}
+
/*
* Follow the branch starting at the given instruction, and recursively follow
* any other branches (jumps). Meanwhile, track the frame pointer state at
@@ -756,7 +761,7 @@ static int validate_branch(struct objtool_file *file,
while (1) {
if (insn->visited) {
- if (insn->state != state) {
+ if (frame_state(insn->state) != frame_state(state)) {
WARN_FUNC("frame pointer state mismatch",
sec, insn->offset);
warnings++;
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