3034 		struct sk_buff *nskb;  in skb_segment()  local
3071 			nskb = skb_clone(list_skb, GFP_ATOMIC);  in skb_segment()
3074 			if (unlikely(!nskb))  in skb_segment()
3077 			if (unlikely(pskb_trim(nskb, len))) {  in skb_segment()
3078 				kfree_skb(nskb);  in skb_segment()
3082 			hsize = skb_end_offset(nskb);  in skb_segment()
3083 			if (skb_cow_head(nskb, doffset + headroom)) {  in skb_segment()
3084 				kfree_skb(nskb);  in skb_segment()
3088 			nskb->truesize += skb_end_offset(nskb) - hsize;  in skb_segment()
3089 			skb_release_head_state(nskb);  in skb_segment()
3090 			__skb_push(nskb, doffset);  in skb_segment()
3092 			nskb = __alloc_skb(hsize + doffset + headroom,  in skb_segment()
3096 			if (unlikely(!nskb))  in skb_segment()
3099 			skb_reserve(nskb, headroom);  in skb_segment()
3100 			__skb_put(nskb, doffset);  in skb_segment()
3104 			tail->next = nskb;  in skb_segment()
3106 			segs = nskb;  in skb_segment()
3107 		tail = nskb;  in skb_segment()
3109 		__copy_skb_header(nskb, head_skb);  in skb_segment()
3111 		skb_headers_offset_update(nskb, skb_headroom(nskb) - headroom);  in skb_segment()
3112 		skb_reset_mac_len(nskb);  in skb_segment()
3115 						 nskb->data - tnl_hlen,  in skb_segment()
3118 		if (nskb->len == len + doffset)  in skb_segment()
3121 		if (!sg && !nskb->remcsum_offload) {  in skb_segment()
3122 			nskb->ip_summed = CHECKSUM_NONE;  in skb_segment()
3123 			nskb->csum = skb_copy_and_csum_bits(head_skb, offset,  in skb_segment()
3124 							    skb_put(nskb, len),  in skb_segment()
3126 			SKB_GSO_CB(nskb)->csum_start =  in skb_segment()
3127 			    skb_headroom(nskb) + doffset;  in skb_segment()
3131 		nskb_frag = skb_shinfo(nskb)->frags;  in skb_segment()
3134 						 skb_put(nskb, hsize), hsize);  in skb_segment()
3136 		skb_shinfo(nskb)->tx_flags = skb_shinfo(head_skb)->tx_flags &  in skb_segment()
3153 			if (unlikely(skb_shinfo(nskb)->nr_frags >=  in skb_segment()
3173 			skb_shinfo(nskb)->nr_frags++;  in skb_segment()
3188 		nskb->data_len = len - hsize;  in skb_segment()
3189 		nskb->len += nskb->data_len;  in skb_segment()
3190 		nskb->truesize += nskb->data_len;  in skb_segment()
3193 		if (!csum && !nskb->remcsum_offload) {  in skb_segment()
3194 			nskb->csum = skb_checksum(nskb, doffset,  in skb_segment()
3195 						  nskb->len - doffset, 0);  in skb_segment()
3196 			nskb->ip_summed = CHECKSUM_NONE;  in skb_segment()
3197 			SKB_GSO_CB(nskb)->csum_start =  in skb_segment()
3198 			    skb_headroom(nskb) + doffset;  in skb_segment()