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authorJan Engelhardt <jengelh@medozas.de>2009-07-07 20:54:30 +0200
committerJan Engelhardt <jengelh@medozas.de>2010-05-11 18:35:27 +0200
commitb4ba26119b06052888696491f614201817491a0d (patch)
treed6dc2a4e0f78641b5b64a1728322c81cbad09974 /include
parent62fc8051083a334578c3f4b3488808f210b4565f (diff)
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netfilter: xtables: change hotdrop pointer to direct modification
Since xt_action_param is writable, let's use it. The pointer to 'bool hotdrop' always worried (8 bytes (64-bit) to write 1 byte!). Surprisingly results in a reduction in size: text data bss filename 5457066 692730 357892 vmlinux.o-prev 5456554 692730 357892 vmlinux.o Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/netfilter/x_tables.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 40c6a8d2a9e..c2ee5d8550c 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -196,6 +196,9 @@ struct xt_counters_info {
* @hook: hook number given packet came from
* @family: Actual NFPROTO_* through which the function is invoked
* (helpful when match->family == NFPROTO_UNSPEC)
+ *
+ * Fields written to by extensions:
+ *
* @hotdrop: drop packet if we had inspection problems
* Network namespace obtainable using dev_net(in/out)
*/
@@ -212,7 +215,7 @@ struct xt_action_param {
unsigned int thoff;
unsigned int hooknum;
u_int8_t family;
- bool *hotdrop;
+ bool hotdrop;
};
/**