On some architectures, ftrace location can include multiple instructions, and does not necessarily match the function entry address returned by kallsyms_lookup(). Drop the check in is_ftrace_location() to accommodate the same. Signed-off-by: Naveen N. Rao <naveen.n.rao@xxxxxxxxxxxxxxxxxx> --- kernel/bpf/trampoline.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/bpf/trampoline.c b/kernel/bpf/trampoline.c index 4b6974a195c138..c47c80874bee3f 100644 --- a/kernel/bpf/trampoline.c +++ b/kernel/bpf/trampoline.c @@ -124,8 +124,6 @@ static int is_ftrace_location(void *ip) addr = ftrace_location((long)ip); if (!addr) return 0; - if (WARN_ON_ONCE(addr != (long)ip)) - return -EFAULT; return 1; } -- 2.35.1
