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Fix dropping of IPv6 packets with unspecified source address #1204

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Fix dropping of IPv6 packets with unspecified source address #1204

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5 changes: 2 additions & 3 deletions source/FreeRTOS_IPv6.c
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Original file line number Diff line number Diff line change
Expand Up @@ -499,9 +499,8 @@ eFrameProcessingResult_t prvAllowIPPacketIPv6( const IPHeader_IPv6_t * const pxI
BaseType_t xHasUnspecifiedAddress = pdFALSE;

/* Drop if packet has unspecified IPv6 address (defined in RFC4291 - sec 2.5.2)
* either in source or destination address. */
if( ( memcmp( pxDestinationIPAddress->ucBytes, FreeRTOS_in6addr_any.ucBytes, sizeof( IPv6_Address_t ) ) == 0 ) ||
( memcmp( pxSourceIPAddress->ucBytes, FreeRTOS_in6addr_any.ucBytes, sizeof( IPv6_Address_t ) ) == 0 ) )
* in destination address. */
if( memcmp( pxDestinationIPAddress->ucBytes, FreeRTOS_in6addr_any.ucBytes, sizeof( IPv6_Address_t ) ) == 0 )
{
xHasUnspecifiedAddress = pdTRUE;
}
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