um: Remove the unneeded result variable

ye xingchen · richardweinberger · commit a0a9ad95ddcc · 2023-02-01T22:11:24.000+01:00
Return the value epoll_ctl() directly instead of storing it in another
redundant variable.

Reported-by: Zeal Robot &lt;zealci@zte.com.cn&gt;
Signed-off-by: ye xingchen &lt;ye.xingchen@zte.com.cn&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c
@@ -127,12 +127,10 @@ int os_mod_epoll_fd(int events, int fd, void *data)
 int os_del_epoll_fd(int fd)
 {
 	struct epoll_event event;
-	int result;
 	/* This is quiet as we use this as IO ON/OFF - so it is often
 	 * invoked on a non-existent fd
 	 */
-	result = epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &event);
-	return result;
+	return epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &event);
 }
 
 void os_set_ioignore(void)

Original file line number	Diff line number	Diff line change
`@@ -127,12 +127,10 @@ int os_mod_epoll_fd(int events, int fd, void *data)`
`127`	`127`	`int os_del_epoll_fd(int fd)`
`128`	`128`	`{`
`129`	`129`	`struct epoll_event event;`
`130`		`- int result;`
`131`	`130`	`/* This is quiet as we use this as IO ON/OFF - so it is often`
`132`	`131`	`* invoked on a non-existent fd`
`133`	`132`	`*/`
`134`		`- result = epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &event);`
`135`		`- return result;`
	`133`	`+ return epoll_ctl(epollfd, EPOLL_CTL_DEL, fd, &event);`
`136`	`134`	`}`
`137`	`135`
`138`	`136`	`void os_set_ioignore(void)`