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Commit 18e6bfa9 authored by Al Viro's avatar Al Viro Committed by Linus Torvalds
Browse files

alpha: __get_user/__put_user results need to be checked... 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c52c2ddc

arch/alpha/kernel/signal.c

+4 −4
Original line number Diff line number Diff line
@@ -68,9 +68,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, 
		old_sigset_t mask;

		if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||

		    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||

		    __get_user(new_ka.sa.sa_flags, &act->sa_flags))

		    __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||

		    __get_user(mask, &act->sa_mask))

			return -EFAULT;

		__get_user(mask, &act->sa_mask);

		siginitset(&new_ka.sa.sa_mask, mask);

		new_ka.ka_restorer = NULL;

	}
@@ -80,9 +80,9 @@ SYSCALL_DEFINE3(osf_sigaction, int, sig, 
	if (!ret && oact) {

		if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||

		    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||

		    __put_user(old_ka.sa.sa_flags, &oact->sa_flags))

		    __put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||

		    __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))

			return -EFAULT;

		__put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask);

	}



	return ret;