peer_wants: fix silly bug in detecting peer's interests.

rustyrussell · rustyrussell · commit f139b3388ea5 · 2014-11-19T16:17:01.000+10:30
This was caused by d0b20ca, which put the interest map into the welcome packet, but didn't fix this code. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff --git a/peer_wants.c b/peer_wants.c
@@ -6,7 +6,7 @@
 
 static bool peer_wants_shard(const struct peer *peer, u16 shard)
 {
-	const u8 *interests = (const u8 *)(peer->welcome + 1);
+	const u8 *interests = peer->welcome->interests;
 
 	return interests[shard/8] & (1 << (shard % 8));
 }

Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@`
`6`	`6`
`7`	`7`	`static bool peer_wants_shard(const struct peer *peer, u16 shard)`
`8`	`8`	`{`
`9`		`- const u8 interests = (const u8 )(peer->welcome + 1);`
	`9`	`+ const u8 *interests = peer->welcome->interests;`
`10`	`10`
`11`	`11`	`return interests[shard/8] & (1 << (shard % 8));`
`12`	`12`	`}`