[U-Boot] [PATCH] fix nfs symlink name corruption

Ed Swarthout Ed.Swarthout at freescale.com
Thu Nov 19 09:47:28 CET 2009


An off by one error may cause nfs readlink lookup fail if
nfs_path_buff has non-zero data from a previous use.

Loading: *** ERROR: File lookup fail

Signed-off-by: Ed Swarthout <Ed.Swarthout at freescale.com>
---
 net/nfs.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/nfs.c b/net/nfs.c
index 27395fb..c39f616 100644
--- a/net/nfs.c
+++ b/net/nfs.c
@@ -516,7 +516,7 @@ nfs_readlink_reply (uchar *pkt, unsigned len)
 		strcat (nfs_path, "/");
 		pathlen = strlen(nfs_path);
 		memcpy (nfs_path+pathlen, (uchar *)&(rpc_pkt.u.reply.data[2]), rlen);
-		nfs_path[pathlen+rlen+1] = 0;
+		nfs_path[pathlen + rlen] = 0;
 	} else {
 		memcpy (nfs_path, (uchar *)&(rpc_pkt.u.reply.data[2]), rlen);
 		nfs_path[rlen] = 0;
-- 
1.5.6.5



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