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platform: fix undefined behavior for pointer comparison in ip4_addr_subnets_is_plain_address()

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Fixes: 2f68a50041 ('platform: fix the order of addition of primary and secondary IPv4 addresses')
(cherry picked from commit 40f22e69c8)
This commit is contained in:
Thomas Haller 2022-03-31 10:57:25 +02:00
parent 8736cc8618
commit 41b56cb2b9
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GPG key ID: 29C2366E4DFC5728
1 changed files with 2 additions and 2 deletions
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4
src/libnm-platform/nm-platform.c
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@ -3762,8 +3762,8 @@ clear_and_next:
static gboolean
ip4_addr_subnets_is_plain_address(const GPtrArray *addresses, gconstpointer needle)
{
return needle >= (gconstpointer) &addresses->pdata[0]
&& needle < (gconstpointer) &addresses->pdata[addresses->len];
return nm_ptr_to_uintptr(needle) >= nm_ptr_to_uintptr(&addresses->pdata[0])
&& nm_ptr_to_uintptr(needle) < nm_ptr_to_uintptr(&addresses->pdata[addresses->len]);
}
static const NMPObject **