[ 07/76] NFSD: pass null terminated buf to kstrtouint()

Greg Kroah-Hartman
2012-10-19T03:08:49Z

From: Malahal Naineni <malahal@us.ibm.com>

commit 9959ba0c241a71c7ed8133401cfbbee2720da0b5 upstream.

The 'buf' is prepared with null termination with intention of using it for
this purpose, but 'name' is passed instead!

Signed-off-by: Malahal Naineni <malahal@us.ibm.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
fs/nfsd/nfs4idmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/nfsd/nfs4idmap.c
+++ b/fs/nfsd/nfs4idmap.c
@@ -598,7 +598,7 @@ numeric_name_to_id(struct svc_rqst *rqst
/* Just to make sure it's null-terminated: */
memcpy(buf, name, namelen);
buf[namelen] = '\0';
- ret = kstrtouint(name, 10, id);
+ ret = kstrtouint(buf, 10, id);
return ret == 0;
}