lib/kobject.c: use strreplace()
authorRasmus Villemoes <linux@rasmusvillemoes.dk>
Thu, 25 Jun 2015 22:02:30 +0000 (15:02 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 26 Jun 2015 00:00:40 +0000 (17:00 -0700)
There's probably not many slashes in the name, but starting over when
we see one feels wrong.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
lib/kobject.c

index 3b841b9..75ee638 100644 (file)
@@ -257,23 +257,20 @@ static int kobject_add_internal(struct kobject *kobj)
 int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
                                  va_list vargs)
 {
-       const char *old_name = kobj->name;
        char *s;
 
        if (kobj->name && !fmt)
                return 0;
 
-       kobj->name = kvasprintf(GFP_KERNEL, fmt, vargs);
-       if (!kobj->name) {
-               kobj->name = old_name;
+       s = kvasprintf(GFP_KERNEL, fmt, vargs);
+       if (!s)
                return -ENOMEM;
-       }
 
        /* ewww... some of these buggers have '/' in the name ... */
-       while ((s = strchr(kobj->name, '/')))
-               s[0] = '!';
+       strreplace(s, '/', '!');
+       kfree(kobj->name);
+       kobj->name = s;
 
-       kfree(old_name);
        return 0;
 }