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| author | Cy Schubert <cy@FreeBSD.org> | 2019-08-12 02:42:47 +0000 |
|---|---|---|
| committer | Cy Schubert <cy@FreeBSD.org> | 2019-08-12 02:42:47 +0000 |
| commit | 263a6508a3c59d18121143dec2ddc00e38db5300 (patch) | |
| tree | 8eae7a201fa25aa15e72af653fb0e6d84353cedf /sys/contrib/ipfilter/netinet | |
| parent | fa99b3234acf0e20c24a4d61c33d724155ba4a74 (diff) | |
| download | src-263a6508a3c59d18121143dec2ddc00e38db5300.tar.gz src-263a6508a3c59d18121143dec2ddc00e38db5300.zip | |
Initialize the frentry (the control block that defines a rule) checksum
to zero. Matching checksums save time and effort by mitigating the need
for full rule compare.
MFC after: 3 days
Notes
Notes:
svn path=/head/; revision=350882
Diffstat (limited to 'sys/contrib/ipfilter/netinet')
| -rw-r--r-- | sys/contrib/ipfilter/netinet/fil.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/contrib/ipfilter/netinet/fil.c b/sys/contrib/ipfilter/netinet/fil.c index 7ccaa1caaad5..415db0fcadcf 100644 --- a/sys/contrib/ipfilter/netinet/fil.c +++ b/sys/contrib/ipfilter/netinet/fil.c @@ -4973,7 +4973,7 @@ frrequest(softc, unit, req, data, set, makecopy) * (this meaning no pointers are included). */ pp = (u_int *)(fp->fr_caddr + fp->fr_dsize); - for (p = (u_int *)fp->fr_data; p < pp; p++) + for (fp->fr_cksum = 0, p = (u_int *)fp->fr_data; p < pp; p++) fp->fr_cksum += *p; WRITE_ENTER(&softc->ipf_mutex); |