linux-kernel - [PATCH 2/3] signal: simplify compat

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Message-ID: <20170821231629.GB24838@altlinux.org>
Date:   Tue, 22 Aug 2017 02:16:29 +0300
From:   "Dmitry V. Levin" <ldv@...linux.org>
To:     Al Viro <viro@...IV.linux.org.uk>
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] signal: simplify compat_sigpending()

Remove "if it's big-endian..." ifdef in compat_sigpending(),
use the endian-agnostic variant.

Suggested-by: Al Viro <viro@...iv.linux.org.uk>
Signed-off-by: Dmitry V. Levin <ldv@...linux.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