X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/putty/blobdiff_plain/7dc9a22ee27a65871bac1166d811d8dbb818fe45..b165006759a81e8ecc4e86e0540fd69343ea46e9:/unix/uxagentc.c

diff --git a/unix/uxagentc.c b/unix/uxagentc.c
index 9f579cd9..5734a7b0 100644
--- a/unix/uxagentc.c
+++ b/unix/uxagentc.c
@@ -75,13 +75,12 @@ static int agent_select_result(int fd, int event)
     }
     conn->retlen += ret;
     if (conn->retsize == 4 && conn->retlen == 4) {
-	conn->retsize = GET_32BIT(conn->retbuf);
+	conn->retsize = toint(GET_32BIT(conn->retbuf) + 4);
 	if (conn->retsize <= 0) {
 	    conn->retbuf = NULL;
 	    conn->retlen = 0;
 	    goto done;
 	}
-	conn->retsize += 4;
 	assert(conn->retbuf == conn->sizebuf);
 	conn->retbuf = snewn(conn->retsize, char);
 	memcpy(conn->retbuf, conn->sizebuf, 4);