diff options
| author | Yang Guang <yang.guang5@zte.com.cn> | 2021-11-05 14:12:59 +0800 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2021-12-21 21:41:04 +0100 |
| commit | 9b0da3f22307af693be80f5d3a89dc4c7f360a85 (patch) | |
| tree | f4450fcd278fb5d041a92030dc5fffc52df5333b | |
| parent | 4c1f795773b3ef6e206ef84bc6a928803fa31b7d (diff) | |
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 <zealci@zte.com.cn>
Signed-off-by: Yang Guang <yang.guang5@zte.com.cn>
Signed-off-by: Richard Weinberger <richard@nod.at>
| -rw-r--r-- | arch/um/os-Linux/sigio.c | 7 |
1 files 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 <linux/minmax.h> #include <unistd.h> #include <errno.h> #include <fcntl.h> @@ -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 { |