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dns: remove redundant zero length namelen check

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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>
This commit is contained in:
Colin Ian King 2019-04-09 13:59:12 +01:00 • committed by David S. Miller
parent 909620ff72
commit 62720b12d2
1 changed files with 0 additions and 2 deletions
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2
net/dns_resolver/dns_query.c
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@ -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;