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authorGravatar Linus Torvalds <torvalds@linux-foundation.org> 2024-04-04 14:49:10 -0700
committerGravatar Linus Torvalds <torvalds@linux-foundation.org> 2024-04-04 14:49:10 -0700
commitc88b9b4cde17aec34fb9bfaf69f9f72a1c44f511 (patch)
treefd9527e34d0243438825ab67116b33bdbf0f8ca2 /kernel/trace/bpf_trace.c
parentMerge tag 'bcachefs-2024-04-03' of https://evilpiepirate.org/git/bcachefs (diff)
parentMerge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf... (diff)
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Merge tag 'net-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Jakub Kicinski: "Including fixes from netfilter, bluetooth and bpf. Fairly usual collection of driver and core fixes. The large selftest accompanying one of the fixes is also becoming a common occurrence. Current release - regressions: - ipv6: fix infinite recursion in fib6_dump_done() - net/rds: fix possible null-deref in newly added error path Current release - new code bugs: - net: do not consume a full cacheline for system_page_pool - bpf: fix bpf_arena-related file descriptor leaks in the verifier - drv: ice: fix freeing uninitialized pointers, fixing misuse of the newfangled __free() auto-cleanup Previous releases - regressions: - x86/bpf: fixes the BPF JIT with retbleed=stuff - xen-netfront: add missing skb_mark_for_recycle, fix page pool accounting leaks, revealed by recently added explicit warning - tcp: fix bind() regression for v6-only wildcard and v4-mapped-v6 non-wildcard addresses - Bluetooth: - replace "hci_qca: Set BDA quirk bit if fwnode exists in DT" with better workarounds to un-break some buggy Qualcomm devices - set conn encrypted before conn establishes, fix re-connecting to some headsets which use slightly unusual sequence of msgs - mptcp: - prevent BPF accessing lowat from a subflow socket - don't account accept() of non-MPC client as fallback to TCP - drv: mana: fix Rx DMA datasize and skb_over_panic - drv: i40e: fix VF MAC filter removal Previous releases - always broken: - gro: various fixes related to UDP tunnels - netns crossing problems, incorrect checksum conversions, and incorrect packet transformations which may lead to panics - bpf: support deferring bpf_link dealloc to after RCU grace period - nf_tables: - release batch on table validation from abort path - release mutex after nft_gc_seq_end from abort path - flush pending destroy work before exit_net release - drv: r8169: skip DASH fw status checks when DASH is disabled" * tag 'net-6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (81 commits) netfilter: validate user input for expected length net/sched: act_skbmod: prevent kernel-infoleak net: usb: ax88179_178a: avoid the interface always configured as random address net: dsa: sja1105: Fix parameters order in sja1110_pcs_mdio_write_c45() net: ravb: Always update error counters net: ravb: Always process TX descriptor ring netfilter: nf_tables: discard table flag update with pending basechain deletion netfilter: nf_tables: Fix potential data-race in __nft_flowtable_type_get() netfilter: nf_tables: reject new basechain after table flag update netfilter: nf_tables: flush pending destroy work before exit_net release netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path netfilter: nf_tables: release batch on table validation from abort path Revert "tg3: Remove residual error handling in tg3_suspend" tg3: Remove residual error handling in tg3_suspend net: mana: Fix Rx DMA datasize and skb_over_panic net/sched: fix lockdep splat in qdisc_tree_reduce_backlog() net: phy: micrel: lan8814: Fix when enabling/disabling 1-step timestamping net: stmmac: fix rx queue priority assignment net: txgbe: fix i2c dev name cannot match clkdev net: fec: Set mac_managed_pm during probe ...
Diffstat (limited to 'kernel/trace/bpf_trace.c')
-rw-r--r--kernel/trace/bpf_trace.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index 0a5c4efc73c3..9dc605f08a23 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -2728,7 +2728,7 @@ static int bpf_kprobe_multi_link_fill_link_info(const struct bpf_link *link,
static const struct bpf_link_ops bpf_kprobe_multi_link_lops = {
.release = bpf_kprobe_multi_link_release,
- .dealloc = bpf_kprobe_multi_link_dealloc,
+ .dealloc_deferred = bpf_kprobe_multi_link_dealloc,
.fill_link_info = bpf_kprobe_multi_link_fill_link_info,
};
@@ -3157,6 +3157,9 @@ static void bpf_uprobe_multi_link_release(struct bpf_link *link)
umulti_link = container_of(link, struct bpf_uprobe_multi_link, link);
bpf_uprobe_unregister(&umulti_link->path, umulti_link->uprobes, umulti_link->cnt);
+ if (umulti_link->task)
+ put_task_struct(umulti_link->task);
+ path_put(&umulti_link->path);
}
static void bpf_uprobe_multi_link_dealloc(struct bpf_link *link)
@@ -3164,9 +3167,6 @@ static void bpf_uprobe_multi_link_dealloc(struct bpf_link *link)
struct bpf_uprobe_multi_link *umulti_link;
umulti_link = container_of(link, struct bpf_uprobe_multi_link, link);
- if (umulti_link->task)
- put_task_struct(umulti_link->task);
- path_put(&umulti_link->path);
kvfree(umulti_link->uprobes);
kfree(umulti_link);
}
@@ -3242,7 +3242,7 @@ static int bpf_uprobe_multi_link_fill_link_info(const struct bpf_link *link,
static const struct bpf_link_ops bpf_uprobe_multi_link_lops = {
.release = bpf_uprobe_multi_link_release,
- .dealloc = bpf_uprobe_multi_link_dealloc,
+ .dealloc_deferred = bpf_uprobe_multi_link_dealloc,
.fill_link_info = bpf_uprobe_multi_link_fill_link_info,
};