Consolidate PTRACE_DETACH

Identical handlers of PTRACE_DETACH go into ptrace_request().
Not touching compat code.
Not touching archs that don't call ptrace_request.

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Acked-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index 06a13d9b69db..5533c7850d53 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -304,10 +304,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                 ret = put_user(sizeof(elf_fpregset_t), (unsigned long *) data);
                 break;
 
-        case PTRACE_DETACH: /* detach a process that was attached. */
-                ret = ptrace_detach(child, data);
-                break;
-
         default:
                 ret = ptrace_request(child, request, addr, data);
                 goto out;