objtool: Remove superfluous dead_end_function() check

annotate_call_site() already sets 'insn->dead_end' for calls to dead end
functions.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/5d603a301e9a8b1036b61503385907e154867ace.1681325924.git.jpoimboe@kernel.org

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 9de3972a9b1c44e40034ca40aebb59cd144126a5..1cf2e2841c474a45f42f9b0d858854be94e1c430 100644 (file)
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -4078,8 +4078,7 @@ static bool ignore_unreachable_insn(struct objtool_file *file, struct instructio
         * It may also insert a UD2 after calling a __noreturn function.
         */
        prev_insn = prev_insn_same_sec(file, insn);
-       if ((prev_insn->dead_end ||
-            dead_end_function(file, insn_call_dest(prev_insn))) &&
+       if (prev_insn->dead_end &&
            (insn->type == INSN_BUG ||
             (insn->type == INSN_JUMP_UNCONDITIONAL &&
              insn->jump_dest && insn->jump_dest->type == INSN_BUG)))