Commit 9c7d3b3a authored by Jurij Smakov's avatar Jurij Smakov Committed by Linus Torvalds
Browse files

[PATCH] sparc64: Fix copy_sigingo_to_user32() 



The compat routine to copy over this data structure was not
handling SI_POLL correctly, breaking various fcntl() variants
in compat tasks.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent dadeafdf

arch/sparc64/kernel/signal32.c

+4 −1
Original line number Diff line number Diff line
@@ -192,10 +192,13 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) 
			err |= __put_user(from->si_uid, &to->si_uid);

			break;

		case __SI_FAULT >> 16:

		case __SI_POLL >> 16:

			err |= __put_user(from->si_trapno, &to->si_trapno);

			err |= __put_user((unsigned long)from->si_addr, &to->si_addr);

			break;

		case __SI_POLL >> 16:

			err |= __put_user(from->si_band, &to->si_band);

			err |= __put_user(from->si_fd, &to->si_fd);

			break;

		case __SI_RT >> 16: /* This is not generated by the kernel as of now.  */

		case __SI_MESGQ >> 16:

			err |= __put_user(from->si_pid, &to->si_pid);

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