github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-30 01:53:29 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

selinux: rework match_ipv6_addrmask()

Browse Source 
Constify parameters, add size hints, and simplify control flow.

According to godbolt the same assembly is generated.

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Christian Göttsche 2024-12-16 17:40:02 +01:00 committed by Paul Moore
parent 9090308510
commit 5e99b81f48
1 changed files with 5 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
security/selinux/ss/services.c
View File

@ -2597,17 +2597,15 @@ int security_netif_sid(char *name, u32 *if_sid)
return rc;
}
static int match_ipv6_addrmask(u32 *input, u32 *addr, u32 *mask)
static bool match_ipv6_addrmask(const u32 input[4], const u32 addr[4], const u32 mask[4])
{
int i, fail = 0;
int i;
for (i = 0; i < 4; i++)
if (addr[i] != (input[i] & mask[i])) {
fail = 1;
break;
}
if (addr[i] != (input[i] & mask[i]))
return false;
return !fail;
return true;
}
/**