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authorOleg Nesterov <oleg@tv-sign.ru>2007-05-09 02:34:36 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:53 -0700
commit90cce03d9bfcb28600a56efef6b0a5a4fbf6c2b1 (patch)
treef0b1909311fe5662eeac7923bd7830a9811ac2aa /kernel/kmod.c
parentb8a124da9261873e3e3541898d5c46d273afee34 (diff)
wait_for_helper: remove unneeded do_sigaction()
allow_signal(SIGCHLD) does all necessary job, no need to call do_sigaction() prior to. Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r--kernel/kmod.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 6cea9db25c3..4d32eb07717 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -185,14 +185,9 @@ static int wait_for_helper(void *data)
{
struct subprocess_info *sub_info = data;
pid_t pid;
- struct k_sigaction sa;
/* Install a handler: if SIGCLD isn't handled sys_wait4 won't
* populate the status, but will return -ECHILD. */
- sa.sa.sa_handler = SIG_IGN;
- sa.sa.sa_flags = 0;
- siginitset(&sa.sa.sa_mask, sigmask(SIGCHLD));
- do_sigaction(SIGCHLD, &sa, NULL);
allow_signal(SIGCHLD);
pid = kernel_thread(____call_usermodehelper, sub_info, SIGCHLD);