X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=extras%2Fvolume_id%2Fvolume_id%2Futil.c;h=d1271a86be6519bbe156156d77971438473c9b29;hb=726b21604aa5132090a6be1068da7f58069849ab;hp=62b96a36570a1dba38ce1cd2f838346c59237f27;hpb=129979643f5ae0363cef23978bce5d546be2f77d;p=elogind.git

diff --git a/extras/volume_id/volume_id/util.c b/extras/volume_id/volume_id/util.c
index 62b96a365..d1271a86b 100644
--- a/extras/volume_id/volume_id/util.c
+++ b/extras/volume_id/volume_id/util.c
@@ -197,7 +197,7 @@ set:
 
 uint8_t *volume_id_get_buffer(struct volume_id *id, uint64_t off, size_t len)
 {
-	size_t buf_len;
+	ssize_t buf_len;
 
 	dbg("get buffer off 0x%llx(%llu), len 0x%zx", (unsigned long long) off, (unsigned long long) off, len);
 	/* check if requested area fits in superblock buffer */
@@ -224,7 +224,7 @@ uint8_t *volume_id_get_buffer(struct volume_id *id, uint64_t off, size_t len)
 			}
 			dbg("got 0x%zx (%zi) bytes", buf_len, buf_len);
 			id->sbbuf_len = buf_len;
-			if (buf_len < off + len) {
+			if ((size_t)buf_len < off + len) {
 				dbg("requested 0x%zx bytes, got only 0x%zx bytes", len, buf_len);
 				return NULL;
 			}
@@ -261,7 +261,7 @@ uint8_t *volume_id_get_buffer(struct volume_id *id, uint64_t off, size_t len)
 			dbg("got 0x%zx (%zi) bytes", buf_len, buf_len);
 			id->seekbuf_off = off;
 			id->seekbuf_len = buf_len;
-			if (buf_len < len) {
+			if ((size_t)buf_len < len) {
 				dbg("requested 0x%zx bytes, got only 0x%zx bytes", len, buf_len);
 				return NULL;
 			}