On 12/23/2015 2:56 PM, Matan Barak wrote:
+__be16 ib_ud_ip4_csum(struct ib_ud_header *header)
+{
+ struct iphdr iph;
+
+ iph.ihl = 5;
+ iph.version = 4;
+ iph.tos = header->ip4.tos;
+ iph.tot_len = header->ip4.tot_len;
+ iph.id = header->ip4.id;
+ iph.frag_off = header->ip4.frag_off;
+ iph.ttl = header->ip4.ttl;
+ iph.protocol = header->ip4.protocol;
+ iph.check = 0;
+ iph.saddr = header->ip4.saddr;
+ iph.daddr = header->ip4.daddr;
+
+ return ip_fast_csum((u8 *)&iph, iph.ihl);
+}
+EXPORT_SYMBOL(ib_ud_ip4_csum);
You have introduced here this sparse warning, please fix
drivers/infiniband/core/ud_header.c:299:28: warning: incorrect type in
return expression (different base types)
drivers/infiniband/core/ud_header.c:299:28: expected restricted __be16
drivers/infiniband/core/ud_header.c:299:28: got restricted __sum16
Or.
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