reduce buf->pos if shrinking

2025-03-03 02:31:35 +00:00 · 2017-05-13 23:43:09 +08:00 · 2017-05-13 23:43:09 +08:00 · 01bde8ff94
commit 01bde8ff94
parent eed0e2e431
1 changed files with 1 additions and 0 deletions
--- a/buffer.c
+++ b/buffer.c
@ -109,6 +109,7 @@ void buf_setlen(buffer* buf, unsigned int len) {
 		dropbear_exit("Bad buf_setlen");
 	}
 	buf->len = len;
+	buf->pos = MIN(buf->pos, buf->len);
 }

 /* Increment the length of the buffer */