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Subject[PATCH] make Alpha use generic copy_siginfo_to_user
Hi Linus,

Having looked closer than before, it seems that Alpha can
use the generic copy_siginfo_to_user function.

Please apply.

--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

diff -ruN 2.5.24/arch/alpha/kernel/signal.c 2.5.24-si.1/arch/alpha/kernel/signal.c
--- 2.5.24/arch/alpha/kernel/signal.c Sun Jun 9 16:12:26 2002
+++ 2.5.24-si.1/arch/alpha/kernel/signal.c Fri Jun 21 16:15:27 2002
@@ -36,36 +36,6 @@
unsigned long, unsigned long);


-int copy_siginfo_to_user(siginfo_t *to, siginfo_t *from)
-{
- if (!access_ok (VERIFY_WRITE, to, sizeof(siginfo_t)))
- return -EFAULT;
- if (from->si_code < 0)
- return __copy_to_user(to, from, sizeof(siginfo_t));
- else {
- int err;
-
- /* If you change siginfo_t structure, please be sure
- this code is fixed accordingly.
- It should never copy any pad contained in the structure
- to avoid security leaks, but must copy the generic
- 3 ints plus the relevant union member. */
- err = __put_user(*(long *)&from->si_signo, (long *)&to->si_signo);
- err |= __put_user((short)from->si_code, &to->si_code);
- switch (from->si_code >> 16) {
- case __SI_CHLD >> 16:
- err |= __put_user(from->si_utime, &to->si_utime);
- err |= __put_user(from->si_stime, &to->si_stime);
- err |= __put_user(from->si_status, &to->si_status);
- default:
- err |= __put_user(from->si_addr, &to->si_addr);
- break;
- /* case __SI_RT: This is not generated by the kernel as of now. */
- }
- return err;
- }
-}
-
/*
* The OSF/1 sigprocmask calling sequence is different from the
* C sigprocmask() sequence..
diff -ruN 2.5.24/include/asm-alpha/siginfo.h 2.5.24-si.1/include/asm-alpha/siginfo.h
--- 2.5.24/include/asm-alpha/siginfo.h Mon Jun 3 12:12:59 2002
+++ 2.5.24-si.1/include/asm-alpha/siginfo.h Fri Jun 21 16:15:27 2002
@@ -6,7 +6,6 @@
#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 4)

#define HAVE_ARCH_COPY_SIGINFO
-#define HAVE_ARCH_COPY_SIGINFO_TO_USER

#include <asm-generic/siginfo.h>

-
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