[PATCH 01/56] netfilter: ebtables: simplify a device in/out check

[Jan Engelhardt <jengelh@medozas.de>]

Stumbled across and fixed to be more readable.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
---
 net/bridge/netfilter/ebtables.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 59ca00e..3c3fcca 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -140,11 +140,13 @@ ebt_basic_match(const struct ebt_entry *e, const struct ethhdr *h,
 		return 1;
 	if (FWINV2(ebt_dev_check(e->out, out), EBT_IOUT))
 		return 1;
-	if ((!in || !in->br_port) ? 0 : FWINV2(ebt_dev_check(
-	   e->logical_in, in->br_port->br->dev), EBT_ILOGICALIN))
+	if (in != NULL && in->br_port != NULL &&
+	    FWINV2(ebt_dev_check(e->logical_in, in->br_port->br->dev),
+		   EBT_ILOGICALIN))
 		return 1;
-	if ((!out || !out->br_port) ? 0 : FWINV2(ebt_dev_check(
-	   e->logical_out, out->br_port->br->dev), EBT_ILOGICALOUT))
+	if (out != NULL && out->br_port != NULL &&
+	    FWINV2(ebt_dev_check(e->logical_out, out->br_port->br->dev),
+		   EBT_ILOGICALOUT))
 		return 1;
 
 	if (e->bitmask & EBT_SOURCEMAC) {
-- 
1.7.1