X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/e6416905c4afb34e61276cdc07c44813a3ebc5e7..9e622bd093f8e106b7e8a00f55620f13cc5cd87f:/lunaix-os/kernel/ds/buffer.c

diff --git a/lunaix-os/kernel/ds/buffer.c b/lunaix-os/kernel/ds/buffer.c
index 7b277c8..c40ed51 100644
--- a/lunaix-os/kernel/ds/buffer.c
+++ b/lunaix-os/kernel/ds/buffer.c
@@ -2,17 +2,19 @@
 #include <lunaix/mm/valloc.h>
 
 struct vecbuf*
-vbuf_alloc(struct vecbuf* vec, void* buf, size_t size)
+vbuf_alloc(struct vecbuf** vec, void* buf, size_t size)
 {
     struct vecbuf* vbuf = valloc(sizeof(struct vecbuf));
+    struct vecbuf* _vec = *vec;
 
     *vbuf = (struct vecbuf){ .buf = { .buffer = buf, .size = size },
-                             .acc_sz = vbuf_size(vec) + size };
+                             .acc_sz = vbuf_size(_vec) + size };
 
-    if (vec) {
-        llist_append(&vec->components, &vbuf->components);
+    if (_vec) {
+        llist_append(&_vec->components, &vbuf->components);
     } else {
         llist_init_head(&vbuf->components);
+        *vec = vbuf;
     }
 
     return vbuf;