From ad343a98e74e85aa91d844310e797f96fee6983b Mon Sep 17 00:00:00 2001
From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Date: Tue, 6 Feb 2018 15:37:52 -0800
Subject: [PATCH] tools/lib/subcmd/pager.c: do not alias select() params
Patch-mainline: v4.16
Git-commit: ad343a98e74e85aa91d844310e797f96fee6983b
References: Fix gcc 8 restrict error
Use a separate fd set for select()-s exception fds param to fix the
following gcc warning:
pager.c:36:12: error: passing argument 2 to restrict-qualified parameter aliases with argument 4 [-Werror=restrict]
select(1, &in, NULL, &in, NULL);
^~~ ~~~
Link: http://lkml.kernel.org/r/20180101105626.7168-1-sergey.senozhatsky@gmail.com
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Qu Wenruo <wqu@suse.com>
---
tools/lib/subcmd/pager.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/lib/subcmd/pager.c b/tools/lib/subcmd/pager.c
index 5ba754d17952..9997a8805a82 100644
--- a/tools/lib/subcmd/pager.c
+++ b/tools/lib/subcmd/pager.c
@@ -30,10 +30,13 @@ static void pager_preexec(void)
* have real input
*/
fd_set in;
+ fd_set exception;
FD_ZERO(&in);
+ FD_ZERO(&exception);
FD_SET(0, &in);
- select(1, &in, NULL, &in, NULL);
+ FD_SET(0, &exception);
+ select(1, &in, NULL, &exception, NULL);
setenv("LESS", "FRSX", 0);
}
--
2.17.1