Merge mulgrave-w:git/scsi-misc-2.6

[pandora-kernel.git] / kernel / kmod.c

diff --git a/kernel/kmod.c b/kernel/kmod.c
index 44166e3..5c470c5 100644 (file)
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -20,7 +20,6 @@
 */
 #define __KERNEL_SYSCALLS__
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/syscalls.h>
@@ -131,14 +130,14 @@ struct subprocess_info {
 static int ____call_usermodehelper(void *data)
 {
        struct subprocess_info *sub_info = data;
-       struct key *old_session;
+       struct key *new_session, *old_session;
        int retval;
 
        /* Unblock all signals and set the session keyring. */
-       key_get(sub_info->ring);
+       new_session = key_get(sub_info->ring);
        flush_signals(current);
        spin_lock_irq(&current->sighand->siglock);
-       old_session = __install_session_keyring(current, sub_info->ring);
+       old_session = __install_session_keyring(current, new_session);
        flush_signal_handlers(current, 1);
        sigemptyset(&current->blocked);
        recalc_sigpending();
@@ -170,7 +169,7 @@ static int wait_for_helper(void *data)
        sa.sa.sa_handler = SIG_IGN;
        sa.sa.sa_flags = 0;
        siginitset(&sa.sa.sa_mask, sigmask(SIGCHLD));
-       do_sigaction(SIGCHLD, &sa, (struct k_sigaction *)0);
+       do_sigaction(SIGCHLD, &sa, NULL);
        allow_signal(SIGCHLD);
 
        pid = kernel_thread(____call_usermodehelper, sub_info, SIGCHLD);
@@ -198,11 +197,12 @@ static void __call_usermodehelper(void *data)
 {
        struct subprocess_info *sub_info = data;
        pid_t pid;
+       int wait = sub_info->wait;
 
        /* CLONE_VFORK: wait until the usermode helper has execve'd
         * successfully We need the data structures to stay around
         * until that is done.  */
-       if (sub_info->wait)
+       if (wait)
                pid = kernel_thread(wait_for_helper, sub_info,
                                    CLONE_FS | CLONE_FILES | SIGCHLD);
        else
@@ -212,7 +212,7 @@ static void __call_usermodehelper(void *data)
        if (pid < 0) {
                sub_info->retval = pid;
                complete(sub_info->complete);
-       } else if (!sub_info->wait)
+       } else if (!wait)
                complete(sub_info->complete);
 }
 
@@ -234,7 +234,7 @@ static void __call_usermodehelper(void *data)
 int call_usermodehelper_keys(char *path, char **argv, char **envp,
                             struct key *session_keyring, int wait)
 {
-       DECLARE_COMPLETION(done);
+       DECLARE_COMPLETION_ONSTACK(done);
        struct subprocess_info sub_info = {
                .complete       = &done,
                .path           = path,