1 files changed, 6 insertions, 18 deletions
diff --git a/net/socket.c b/net/socket.c
index a1bd16106625..9b3dca699a3d 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -469,27 +469,15 @@ static struct socket *sockfd_lookup_light(int fd, int *err, int *fput_needed)
 static ssize_t sockfs_getxattr(struct dentry *dentry, struct inode *inode,
 			       const char *name, void *value, size_t size)
 {
-	const char *proto_name;
-	size_t proto_size;
-	int error;
-
-	error = -ENODATA;
-	if (!strncmp(name, XATTR_NAME_SOCKPROTONAME, XATTR_NAME_SOCKPROTONAME_LEN)) {
-		proto_name = dentry->d_name.name;
-		proto_size = strlen(proto_name);
-
+	if (!strcmp(name, XATTR_NAME_SOCKPROTONAME)) {
 		if (value) {
-			error = -ERANGE;
-			if (proto_size + 1 > size)
-				goto out;
-
-			strncpy(value, proto_name, proto_size + 1);
+			if (dentry->d_name.len + 1 > size)
+				return -ERANGE;
+			memcpy(value, dentry->d_name.name, dentry->d_name.len + 1);
 		}
-		error = proto_size + 1;
+		return dentry->d_name.len + 1;
 	}
-
-out:
-	return error;
+	return -EOPNOTSUPP;
 }
 
 static ssize_t sockfs_listxattr(struct dentry *dentry, char *buffer,