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| author | Ben Hutchings <ben@decadent.org.uk> | 2014-07-21 00:06:48 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-28 08:06:01 -0700 |
| commit | 78ed26dcac7230682bc03337602538c5d500313e (patch) | |
| tree | 959b859c50a700e65d7e80a133231e9568f75803 /net | |
| parent | b477b4df82ea86127be9f5ab834290bf1d7f17df (diff) | |
| download | lwn-78ed26dcac7230682bc03337602538c5d500313e.tar.gz lwn-78ed26dcac7230682bc03337602538c5d500313e.zip | |
dns_resolver: Null-terminate the right string
[ 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>
Diffstat (limited to 'net')
| -rw-r--r-- | net/dns_resolver/dns_query.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/dns_resolver/dns_query.c b/net/dns_resolver/dns_query.c index 6853d22ebc07..f005cc760535 100644 --- a/net/dns_resolver/dns_query.c +++ b/net/dns_resolver/dns_query.c @@ -150,7 +150,7 @@ int dns_query(const char *type, const char *name, size_t namelen, goto put; memcpy(*_result, upayload->data, len); - *_result[len] = '\0'; + (*_result)[len] = '\0'; if (_expiry) *_expiry = rkey->expiry; |