ipv6: fix ipv6_prefix_equal64_half mask conversion
Fix the 64bit optimized version of ipv6_prefix_equal to convert the
bitmask to network byte order only after the bit-shift.
The bug was introduced in:
3867517 ipv6: 64bit version of ipv6_prefix_equal().
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 51a068a..464c6f7 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -404,7 +404,7 @@
const __be64 *a2,
unsigned int len)
{
- if (len && ((*a1 ^ *a2) & cpu_to_be64(~0UL) << (64 - len)))
+ if (len && ((*a1 ^ *a2) & cpu_to_be64((~0UL) << (64 - len))))
return false;
return true;
}