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net: rmnet_data: validate csum in SW 

Do SW checksum validation if rmnet_data checksum
validation fails.

Change-Id: Ifff229dc1e7eb592d58fc66ea278debb292b89aa
Signed-off-by: Ashwanth Goli <ashwanth@codeaurora.org>
Signed-off-by: Tejaswi Tanikella <tejaswit@codeaurora.org>
This commit is contained in:
Ashwanth Goli 2017-06-27 10:29:06 +05:30 committed by Gerrit - the friendly Code Review server
parent 65e178a26d
commit a91805fcfe
1 changed files with 1 additions and 0 deletions
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net/rmnet_data/rmnet_data_handlers.c
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@ -336,6 +336,7 @@ static rx_handler_result_t _rmnet_map_ingress_handler(struct sk_buff *skb,
else if (ckresult != RMNET_MAP_CHECKSUM_ERR_UNKNOWN_IP_VERSION
&& ckresult != RMNET_MAP_CHECKSUM_ERR_UNKNOWN_TRANSPORT
&& ckresult != RMNET_MAP_CHECKSUM_VALID_FLAG_NOT_SET
&& ckresult != RMNET_MAP_CHECKSUM_VALIDATION_FAILED
&& ckresult != RMNET_MAP_CHECKSUM_FRAGMENTED_PACKET) {
rmnet_kfree_skb(skb,
RMNET_STATS_SKBFREE_INGRESS_BAD_MAP_CKSUM);