X-Git-Url: http://git.archive.openwrt.org/?a=blobdiff_plain;f=blobmsg.h;h=f2ab007546d95547709d3e8e46b3e5c180177455;hb=309d7d456f1934a75755504791ad23554a3359d6;hp=0b4565f023d71e7ca24a4577496956d4ab3e29e0;hpb=dee81b4f7902c5b59654f4e8fdbb153bb4f67c62;p=project%2Flibubox.git

diff --git a/blobmsg.h b/blobmsg.h
index 0b4565f..f2ab007 100644
--- a/blobmsg.h
+++ b/blobmsg.h
@@ -56,6 +56,11 @@ static inline const char *blobmsg_name(const struct blob_attr *attr)
 	return (const char *) hdr->name;
 }
 
+static inline int blobmsg_type(const struct blob_attr *attr)
+{
+	return blob_id(attr);
+}
+
 static inline void *blobmsg_data(const struct blob_attr *attr)
 {
 	struct blobmsg_hdr *hdr = blob_data(attr);
@@ -172,7 +177,7 @@ void blobmsg_add_string_buffer(struct blob_buf *buf);
 
 #define blobmsg_for_each_attr(pos, attr, rem) \
 	for (rem = blobmsg_data_len(attr), pos = blobmsg_data(attr); \
-		 (blob_pad_len(pos) <= rem) && \
+		 rem > 0 && (blob_pad_len(pos) <= rem) && \
 		 (blob_pad_len(pos) >= sizeof(struct blob_attr)); \
 		 rem -= blob_pad_len(pos), pos = blob_next(pos))