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Commit 43f16819 authored by Al Viro's avatar Al Viro
Browse files

powerpc: missing checks of __get_user()/__put_user() return values 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent a46808e1

arch/powerpc/kernel/signal_32.c

+3 −3
Original line number Diff line number Diff line
@@ -204,10 +204,10 @@ static inline int get_old_sigaction(struct k_sigaction *new_ka, 


	if (!access_ok(VERIFY_READ, 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_restorer, &act->sa_restorer) ||

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

			__get_user(mask, &act->sa_mask))

		return -EFAULT;

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

	__get_user(mask, &act->sa_mask);

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

	return 0;

}