dm: fix redundant IO accounting for bios that need splitting

[linux-2.6-microblaze.git] / kernel / signal.c

diff --git a/kernel/signal.c b/kernel/signal.c
index 53e07d9..e1d7ad8 100644 (file)
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3997,7 +3997,7 @@ SYSCALL_DEFINE3(sigaction, int, sig,
 
        if (act) {
                old_sigset_t mask;
-               if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
+               if (!access_ok(act, sizeof(*act)) ||
                    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
                    __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) ||
                    __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
@@ -4012,7 +4012,7 @@ SYSCALL_DEFINE3(sigaction, int, sig,
        ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
 
        if (!ret && oact) {
-               if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
+               if (!access_ok(oact, sizeof(*oact)) ||
                    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
                    __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) ||
                    __put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||
@@ -4034,7 +4034,7 @@ COMPAT_SYSCALL_DEFINE3(sigaction, int, sig,
        compat_uptr_t handler, restorer;
 
        if (act) {
-               if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
+               if (!access_ok(act, sizeof(*act)) ||
                    __get_user(handler, &act->sa_handler) ||
                    __get_user(restorer, &act->sa_restorer) ||
                    __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
@@ -4052,7 +4052,7 @@ COMPAT_SYSCALL_DEFINE3(sigaction, int, sig,
        ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
 
        if (!ret && oact) {
-               if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
+               if (!access_ok(oact, sizeof(*oact)) ||
                    __put_user(ptr_to_compat(old_ka.sa.sa_handler),
                               &oact->sa_handler) ||
                    __put_user(ptr_to_compat(old_ka.sa.sa_restorer),