X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/e117a7427fbe82256705a281e29ec0fcfafeb613..7b4fa1b4c762a5fc20f905221c17b1698338c62a:/sshzlib.c

diff --git a/sshzlib.c b/sshzlib.c
index dc23f5cc..91b29a0e 100644
--- a/sshzlib.c
+++ b/sshzlib.c
@@ -1164,7 +1164,10 @@ int zlib_decompress_block(unsigned char *block, int len,
 		goto finished;
 	    nlen = dctx.bits & 0xFFFF;
 	    EATBITS(16);
-	    dctx.state = UNCOMP_DATA;
+	    if (dctx.uncomplen == 0)
+		dctx.state = OUTSIDEBLK;	/* block is empty */
+	    else
+		dctx.state = UNCOMP_DATA;
 	    break;
 	  case UNCOMP_DATA:
 	    if (dctx.nbits < 8)