From 1e22e8e41463896755b37d45bf76e14683e30f94 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Thu, 4 May 2006 18:54:09 +0000
Subject: sign extension bug

---
 src/libsunrpc/rpc.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/libsunrpc/rpc.c b/src/libsunrpc/rpc.c
index bf042317..4ebe1ec8 100644
--- a/src/libsunrpc/rpc.c
+++ b/src/libsunrpc/rpc.c
@@ -439,9 +439,10 @@ sunstringunpack(uchar *a, uchar *ea, uchar **pa, char **s, u32int max)
 	if(sunvaropaqueunpack(a, ea, pa, &dat, &n, max) < 0)
 		goto Err;
 	/* slide string down over length to make room for NUL */
-	memmove(dat-1, dat, n);
-	dat[n-1] = 0;
-	*s = (char*)(dat-1);
+	dat--;
+	memmove(dat, dat+1, n);
+	dat[n] = 0;
+	*s = (char*)dat;
 	return 0;
 Err:
 	return -1;
-- 
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