From: Florian Westphal <fwestphal@xxxxxxxxxx>
htons(CONSTANT) is computed at compile time.
reduces .text by 4 bytes on x86.
Signed-off-by: Florian Westphal <fwestphal@xxxxxxxxxx>
---
extensions/xt_psd.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/extensions/xt_psd.c b/extensions/xt_psd.c
index b3de7e2..03e81e2 100644
--- a/extensions/xt_psd.c
+++ b/extensions/xt_psd.c
@@ -118,7 +118,7 @@ xt_psd_match(const struct sk_buff *pskb, const struct xt_match_param *match)
iph = ip_hdr(pskb);
/* Sanity check */
- if (ntohs(iph->frag_off) & IP_OFFSET) {
+ if (iph->frag_off & htons(IP_OFFSET)) {
pr_debug("sanity check failed\n");
return false;
}
--
1.6.3.3
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