From: "Dmitry V. Levin" <ldv@altlinux.org>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 2/3] signal: simplify compat_sigpending()
Date: Tue, 22 Aug 2017 02:16:29 +0300 [thread overview]
Message-ID: <20170821231629.GB24838@altlinux.org> (raw)
In-Reply-To: <20170821230933.GA24816@altlinux.org>
Remove "if it's big-endian..." ifdef in compat_sigpending(),
use the endian-agnostic variant.
Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
---
kernel/signal.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/kernel/signal.c b/kernel/signal.c
index a1d0426..7d9d82b 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3292,15 +3292,11 @@ SYSCALL_DEFINE1(sigpending, old_sigset_t __user *, set)
#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE1(sigpending, compat_old_sigset_t __user *, set32)
{
-#ifdef __BIG_ENDIAN
sigset_t set;
int err = do_sigpending(&set, sizeof(set.sig[0]));
if (!err)
err = put_user(set.sig[0], set32);
return err;
-#else
- return sys_rt_sigpending((sigset_t __user *)set32, sizeof(*set32));
-#endif
}
#endif
--
ldv
next prev parent reply other threads:[~2017-08-21 23:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-05 20:00 [PATCH] Fix compat_sys_sigpending breakage introduced by v4.13-rc1~6^2~12 Dmitry V. Levin
2017-08-06 18:22 ` Al Viro
2017-08-06 18:46 ` Linus Torvalds
2017-08-21 23:09 ` Dmitry V. Levin
2017-08-21 23:16 ` [PATCH 1/3] signal: replace sigset_to_compat() with put_compat_sigset() Dmitry V. Levin
2017-08-21 23:16 ` Dmitry V. Levin [this message]
2017-08-21 23:16 ` [PATCH 3/3] signal: lift sigset size check out of do_sigpending() Dmitry V. Levin
2017-08-28 4:41 ` [PATCH] Fix compat_sys_sigpending breakage introduced by v4.13-rc1~6^2~12 Al Viro
2017-08-28 15:27 ` Sam Ravnborg
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