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authorDenys Vlasenko <vda.linux@googlemail.com>2011-02-10 05:28:09 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2011-02-10 05:28:09 (GMT)
commit77350aa93392d36dc419d3e11bda6bf9bed993ff (patch)
tree0f0a268b7ce9c520381b7cb2c4608f44452568ba
parentf13347130245f9fb86ecb3b9c217d3c558a717a9 (diff)
downloadbusybox-77350aa93392d36dc419d3e11bda6bf9bed993ff.tar.gz
busybox-77350aa93392d36dc419d3e11bda6bf9bed993ff.tar.bz2
tc: less ugly check for bad sizeof(G)
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--networking/tc.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/networking/tc.c b/networking/tc.c
index 2e2473a..9b32455 100644
--- a/networking/tc.c
+++ b/networking/tc.c
@@ -43,17 +43,15 @@ struct globals {
__u32 filter_proto;
} FIX_ALIASING;
#define G (*(struct globals*)&bb_common_bufsiz1)
+struct BUG_G_too_big {
+ char BUG_G_too_big[sizeof(G) <= COMMON_BUFSIZE ? 1 : -1];
+};
#define filter_ifindex (G.filter_ifindex)
#define filter_qdisc (G.filter_qdisc)
#define filter_parent (G.filter_parent)
#define filter_prio (G.filter_prio)
#define filter_proto (G.filter_proto)
-
-void BUG_tc_globals_too_big(void);
-#define INIT_G() do { \
- if (sizeof(G) > COMMON_BUFSIZE) \
- BUG_tc_globals_too_big(); \
-} while (0)
+#define INIT_G() do { } while (0)
/* Allocates a buffer containing the name of a class id.
* The caller must free the returned memory. */