diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2022-11-27 22:49:39 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 17:54:09 +1100 |
| commit | 4cefb0f6c555971b3e6544a9b15470f9d1f12089 (patch) | |
| tree | 8d4fd01066bd2c48828ee6053991dce4cdce7440 /arch/powerpc/kernel/stacktrace.c | |
| parent | edbd0387f3249cc7e102f86d4852a9a9f3bb1305 (diff) | |
powerpc: split validate_sp into two functions
Most callers just want to validate an arbitrary kernel stack pointer,
some need a particular size. Make the size case the exceptional one
with an extra function.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221127124942.1665522-15-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kernel/stacktrace.c')
| -rw-r--r-- | arch/powerpc/kernel/stacktrace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c index 453ac317a6cf..1dbbf30f265e 100644 --- a/arch/powerpc/kernel/stacktrace.c +++ b/arch/powerpc/kernel/stacktrace.c @@ -43,7 +43,7 @@ void __no_sanitize_address arch_stack_walk(stack_trace_consume_fn consume_entry, unsigned long *stack = (unsigned long *) sp; unsigned long newsp, ip; - if (!validate_sp(sp, task, STACK_FRAME_OVERHEAD)) + if (!validate_sp(sp, task)) return; newsp = stack[0]; |