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authorJakub Kicinski <kuba@kernel.org>2024-01-04 18:04:58 -0800
committerJakub Kicinski <kuba@kernel.org>2024-01-04 18:06:46 -0800
commite63c1822ac32a865dd02a18107fc933fd7b30f6f (patch)
tree3d3875012e8412080a5ecc5f71d8f7e849bd4a95 /net/ipv6
parenta180b0b1a6c484a091f2f20f9c6b9e5e726cbd31 (diff)
parent1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: drivers/net/ethernet/broadcom/bnxt/bnxt.c e009b2efb7a8 ("bnxt_en: Remove mis-applied code from bnxt_cfg_ntp_filters()") 0f2b21477988 ("bnxt_en: Fix compile error without CONFIG_RFS_ACCEL") https://lore.kernel.org/all/20240105115509.225aa8a2@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/addrconf.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 2692a7b24c40..733ace18806c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1407,23 +1407,15 @@ retry:
write_unlock_bh(&idev->lock);
- /* From RFC 4941:
- *
- * A temporary address is created only if this calculated Preferred
- * Lifetime is greater than REGEN_ADVANCE time units. In
- * particular, an implementation must not create a temporary address
- * with a zero Preferred Lifetime.
- *
- * Clamp the preferred lifetime to a minimum of regen_advance, unless
- * that would exceed valid_lft.
- *
+ /* A temporary address is created only if this calculated Preferred
+ * Lifetime is greater than REGEN_ADVANCE time units. In particular,
+ * an implementation must not create a temporary address with a zero
+ * Preferred Lifetime.
* Use age calculation as in addrconf_verify to avoid unnecessary
* temporary addresses being generated.
*/
age = (now - tmp_tstamp + ADDRCONF_TIMER_FUZZ_MINUS) / HZ;
- if (cfg.preferred_lft <= regen_advance + age)
- cfg.preferred_lft = regen_advance + age + 1;
- if (cfg.preferred_lft > cfg.valid_lft) {
+ if (cfg.preferred_lft <= regen_advance + age) {
in6_ifa_put(ifp);
in6_dev_put(idev);
ret = -1;