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authorColin Ian King <colin.king@canonical.com>2019-04-09 13:59:12 +0100
committerDavid S. Miller <davem@davemloft.net>2019-04-11 14:01:08 -0700
commit62720b12d20aecebc2e74642c37a3dc84717ac7a (patch)
tree9ec15b15145412a4bc1f2f80fc32be2ab73db50d /net/dns_resolver/dns_query.c
parent909620ff72c8fcf95b6ef1dca850b24bf016dd27 (diff)
dns: remove redundant zero length namelen check
The zero namelen check is redundant as it has already been checked for zero at the start of the function. Remove the redundant check. Addresses-Coverity: ("Logically Dead Code") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dns_resolver/dns_query.c')
-rw-r--r--net/dns_resolver/dns_query.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/net/dns_resolver/dns_query.c b/net/dns_resolver/dns_query.c
index 76338c38738a..19aa32fc1802 100644
--- a/net/dns_resolver/dns_query.c
+++ b/net/dns_resolver/dns_query.c
@@ -94,8 +94,6 @@ int dns_query(const char *type, const char *name, size_t namelen,
desclen += typelen + 1;
}
- if (!namelen)
- namelen = strnlen(name, 256);
if (namelen < 3 || namelen > 255)
return -EINVAL;
desclen += namelen + 1;