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authorIdo Schimmel <idosch@mellanox.com>2016-07-25 13:12:33 +0300
committerDavid S. Miller <davem@davemloft.net>2016-07-25 17:57:33 -0700
commit86cb13e4ec5060d94069a8418fd4f3ccb38edee2 (patch)
tree3b45b1bf9df3cce13fef997a19a3d92815c81d03 /include/net/act_api.h
parentnet: davinci_cpdma: remove excessive dump of register values to kernel log (diff)
downloadlinux-dev-86cb13e4ec5060d94069a8418fd4f3ccb38edee2.tar.xz
linux-dev-86cb13e4ec5060d94069a8418fd4f3ccb38edee2.zip
mlxsw: spectrum: Fix compilation error when CLS_ACT isn't set
When CONFIG_NET_CLS_ACT isn't set 'struct tcf_exts' has no member named 'actions' and we therefore must not access it. Otherwise compilation fails. Fix this by introducing a new macro similar to tc_no_actions(), which always returns 'false' if CONFIG_NET_CLS_ACT isn't set. Fixes: 763b4b70afcd ("mlxsw: spectrum: Add support in matchall mirror TC offloading") Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/act_api.h')
-rw-r--r--include/net/act_api.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/act_api.h b/include/net/act_api.h
index fb82b5b5d9e7..0bb210635e5f 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -192,6 +192,9 @@ int tcf_action_copy_stats(struct sk_buff *, struct tc_action *, int);
#define tc_for_each_action(_a, _exts) \
list_for_each_entry(a, &(_exts)->actions, list)
+#define tc_single_action(_exts) \
+ (list_is_singular(&(_exts)->actions))
+
static inline void tcf_action_stats_update(struct tc_action *a, u64 bytes,
u64 packets, u64 lastuse)
{
@@ -205,6 +208,7 @@ static inline void tcf_action_stats_update(struct tc_action *a, u64 bytes,
#define tc_no_actions(_exts) true
#define tc_for_each_action(_a, _exts) while ((void)(_a), 0)
+#define tc_single_action(_exts) false
#define tcf_action_stats_update(a, bytes, packets, lastuse)
#endif /* CONFIG_NET_CLS_ACT */