Merge pull request #273 from NOVBobLee/pr_patch

jserv · web-flow · commit 756871e4270e · 2024-10-09T00:56:51.000+08:00
Correct the function type
diff --git a/examples/hello-sysfs.c b/examples/hello-sysfs.c
@@ -20,15 +20,15 @@ static ssize_t myvariable_show(struct kobject *kobj,
 }
 
 static ssize_t myvariable_store(struct kobject *kobj,
-                                struct kobj_attribute *attr, char *buf,
+                                struct kobj_attribute *attr, const char *buf,
                                 size_t count)
 {
     sscanf(buf, "%d", &myvariable);
     return count;
 }
 
 static struct kobj_attribute myvariable_attribute =
-    __ATTR(myvariable, 0660, myvariable_show, (void *)myvariable_store);
+    __ATTR(myvariable, 0660, myvariable_show, myvariable_store);
 
 static int __init mymodule_init(void)
 {

Original file line number	Diff line number	Diff line change
`@@ -20,15 +20,15 @@ static ssize_t myvariable_show(struct kobject *kobj,`
`20`	`20`	`}`
`21`	`21`
`22`	`22`	`static ssize_t myvariable_store(struct kobject *kobj,`
`23`		`- struct kobj_attribute attr, char buf,`
	`23`	`+ struct kobj_attribute attr, const char buf,`
`24`	`24`	`size_t count)`
`25`	`25`	`{`
`26`	`26`	`sscanf(buf, "%d", &myvariable);`
`27`	`27`	`return count;`
`28`	`28`	`}`
`29`	`29`
`30`	`30`	`static struct kobj_attribute myvariable_attribute =`
`31`		`- __ATTR(myvariable, 0660, myvariable_show, (void *)myvariable_store);`
	`31`	`+ __ATTR(myvariable, 0660, myvariable_show, myvariable_store);`
`32`	`32`
`33`	`33`	`static int __init mymodule_init(void)`
`34`	`34`	`{`