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iface-helper: don't cache nm_platform_check_support_kernel_extended_ifa_flags() flag

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nm_platform_check_support_kernel_extended_ifa_flags() is already cached in a static
variable. Just look it up anew every time.
This commit is contained in:
Thomas Haller
2017-01-10 14:12:51 +01:00
parent a9384452ed
commit 6eb2d60fbe
1 changed files with 9 additions and 11 deletions
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20
src/nm-iface-helper.c
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@@ -148,20 +148,18 @@ ndisc_config_changed (NMNDisc *ndisc, const NMNDiscData *rdata, guint changed_in
NMNDiscConfigMap changed = changed_int;
static NMIP6Config *ndisc_config = NULL;
NMIP6Config *existing;
static int system_support = -1;
int system_support;
guint32 ifa_flags = 0x00;
int i;
if (system_support == -1) {
/*
* Check, whether kernel is recent enough, to help user space handling RA.
* If it's not supported, we have no ipv6-privacy and must add autoconf
* addresses as /128.
* The reason for the /128 is to prevent the kernel
* from adding a prefix route for this address.
**/
system_support = nm_platform_check_support_kernel_extended_ifa_flags (NM_PLATFORM_GET);
}
/*
* Check, whether kernel is recent enough, to help user space handling RA.
* If it's not supported, we have no ipv6-privacy and must add autoconf
* addresses as /128.
* The reason for the /128 is to prevent the kernel
* from adding a prefix route for this address.
**/
system_support = nm_platform_check_support_kernel_extended_ifa_flags (NM_PLATFORM_GET);
if (system_support)
ifa_flags = IFA_F_NOPREFIXROUTE;