From 9b0da3f22307af693be80f5d3a89dc4c7f360a85 Mon Sep 17 00:00:00 2001 From: Yang Guang Date: Fri, 5 Nov 2021 14:12:59 +0800 Subject: [PATCH] um: Use swap() to make code cleaner Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid opencoding it. Reported-by: Zeal Robot Signed-off-by: Yang Guang Signed-off-by: Richard Weinberger --- arch/um/os-Linux/sigio.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/um/os-Linux/sigio.c b/arch/um/os-Linux/sigio.c index 9e71794839e8..37d60e72cf26 100644 --- a/arch/um/os-Linux/sigio.c +++ b/arch/um/os-Linux/sigio.c @@ -3,6 +3,7 @@ * Copyright (C) 2002 - 2008 Jeff Dike (jdike@{addtoit,linux.intel}.com) */ +#include #include #include #include @@ -50,7 +51,7 @@ static struct pollfds all_sigio_fds; static int write_sigio_thread(void *unused) { - struct pollfds *fds, tmp; + struct pollfds *fds; struct pollfd *p; int i, n, respond_fd; char c; @@ -77,9 +78,7 @@ static int write_sigio_thread(void *unused) "write_sigio_thread : " "read on socket failed, " "err = %d\n", errno); - tmp = current_poll; - current_poll = next_poll; - next_poll = tmp; + swap(current_poll, next_poll); respond_fd = sigio_private[1]; } else {