[PATCH 3.10 40/56] dns_resolver: Null-terminate the right string

Greg Kroah-Hartman
2014-07-26T19:02:33Z

From: Ben Hutchings <ben@decadent.org.uk>

[ Upstream commit 640d7efe4c08f06c4ae5d31b79bd8740e7f6790a ]

*_result[len] is parsed as *(_result[len]) which is not at all what we
want to touch here.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Fixes: 84a7c0b1db1c ("dns_resolver: assure that dns_query() result is null-terminated")
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
net/dns_resolver/dns_query.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/dns_resolver/dns_query.c
+++ b/net/dns_resolver/dns_query.c
@@ -151,7 +151,7 @@ int dns_query(const char *type, const ch
goto put;

memcpy(*_result, upayload->data, len);
- *_result[len] = '\0';
+ (*_result)[len] = '\0';

if (_expiry)
*_expiry = rkey->expiry;