[PATCH v2 4/8] lib/kobject.c: Use strreplace

[Rasmus Villemoes]

There's probably not many slashes in the name, but starting over when
we see one feels wrong.

Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
---
v2: Original code relied on the const laundering done by strchr; v1
had a corresponding explicit (char*) cast. Avoid this altogether.

 lib/kobject.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/lib/kobject.c b/lib/kobject.c
index 3b841b97fccd..75ee63834fd1 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -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;
 }
 
-- 
2.1.3

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