X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/7b8a1bcad75628f9add4590db2bb9b8e418ee8eb..0765e7c133eb393d8cd0292af444543c2edf8ccc:/lunaix-os/kernel/ds/rbuffer.c

diff --git a/lunaix-os/kernel/ds/rbuffer.c b/lunaix-os/kernel/ds/rbuffer.c
index bfcc3a5..ab4dea5 100644
--- a/lunaix-os/kernel/ds/rbuffer.c
+++ b/lunaix-os/kernel/ds/rbuffer.c
@@ -63,7 +63,7 @@ rbuffer_puts(struct rbuffer* rb, char* buf, size_t len)
 int
 rbuffer_gets(struct rbuffer* rb, char* buf, size_t len)
 {
-    if (!len)
+    if (!len || !rb->len)
         return 0;
 
     size_t nlen = MIN(len, rb->len);