system: fix typo in returning address length.

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/system.h b/system.h
index 94e0dd9..382c907 100644
--- a/system.h
+++ b/system.h
@@ -91,7 +91,7 @@ static inline int system_get_addr_family(unsigned int flags)
 
 static inline int system_get_addr_len(unsigned int flags)
 {
-	if ((flags & DEVADDR_FAMILY) == DEVADDR_INET6)
+	if ((flags & DEVADDR_FAMILY) != DEVADDR_INET6)
 		return sizeof(struct in_addr);
 	else
 		return sizeof(struct in6_addr);