X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/871af48a7d8d1a8cca7b27e0e15d1dfa030bd172..refs/heads/eme/taskfs:/lunaix-os/kernel/fs/twimap.c

diff --git a/lunaix-os/kernel/fs/twimap.c b/lunaix-os/kernel/fs/twimap.c
index 62bdaed..6a6dd0c 100644
--- a/lunaix-os/kernel/fs/twimap.c
+++ b/lunaix-os/kernel/fs/twimap.c
@@ -68,12 +68,16 @@ twimap_read(struct twimap* map, void* buffer, size_t len, size_t fpos)
     size_t acc_size = MIN(len, map->size_acc - (pos - fpos)), rdlen = acc_size;
     memcpy(buffer, map->buffer + (pos - fpos), acc_size);
 
-    while (acc_size < len && map->go_next(map)) {
+    while (acc_size < len) {
         map->size_acc = 0;
         map->read(map);
         rdlen = MIN(len - acc_size, map->size_acc);
         memcpy(buffer + acc_size, map->buffer, rdlen);
         acc_size += rdlen;
+
+        if (!map->go_next(map)) {
+            break;
+        }
     }
 
     if (acc_size <= len - 1) {