commit d75b4088b08f12aea8079aad55996a65b7b312c8
from: Stefan Sperling <stsp@stsp.name>
date: Tue Feb 08 10:52:17 2022 UTC

set zlib output buffer length properly after resizing the output buffer

ok millert naddy

commit - a9bd296d051d3edccf7eb07517d89eaa47ddb872
commit + d75b4088b08f12aea8079aad55996a65b7b312c8
blob - 83651a59bfd0bb7010ea28f96ca5569af7be698d
blob + ca950e73ef86eb0cf17cef593f6caec9e40a2dcb
--- lib/inflate.c
+++ lib/inflate.c
@@ -325,7 +325,6 @@ got_inflate_to_mem(uint8_t **outbuf, size_t *outlen,
 		if (zb.flags & GOT_INFLATE_F_HAVE_MORE) {
 			if (outbuf == NULL)
 				continue;
-			zb.outlen = (nbuf * GOT_INFLATE_BUFSIZE) - *outlen;
 			newbuf = reallocarray(*outbuf, ++nbuf,
 			    GOT_INFLATE_BUFSIZE);
 			if (newbuf == NULL) {
@@ -337,6 +336,7 @@ got_inflate_to_mem(uint8_t **outbuf, size_t *outlen,
 			}
 			*outbuf = newbuf;
 			zb.outbuf = newbuf + *outlen;
+			zb.outlen = (nbuf * GOT_INFLATE_BUFSIZE) - *outlen;
 		}
 	} while (zb.flags & GOT_INFLATE_F_HAVE_MORE);
 
@@ -385,7 +385,6 @@ got_inflate_to_mem_fd(uint8_t **outbuf, size_t *outlen
 		if (zb.flags & GOT_INFLATE_F_HAVE_MORE) {
 			if (outbuf == NULL)
 				continue;
-			zb.outlen = (nbuf * GOT_INFLATE_BUFSIZE) - *outlen;
 			newbuf = reallocarray(*outbuf, ++nbuf,
 			    GOT_INFLATE_BUFSIZE);
 			if (newbuf == NULL) {
@@ -397,6 +396,7 @@ got_inflate_to_mem_fd(uint8_t **outbuf, size_t *outlen
 			}
 			*outbuf = newbuf;
 			zb.outbuf = newbuf + *outlen;
+			zb.outlen = (nbuf * GOT_INFLATE_BUFSIZE) - *outlen;
 		}
 	} while (zb.flags & GOT_INFLATE_F_HAVE_MORE);