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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Dan Carpenter <dan.carpenter@oracle.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: [PATCH 4.9 10/72] rocker: move dereference before free
Date: Wed, 19 Jul 2017 12:24:04 +0200	[thread overview]
Message-ID: <20170719102437.361228884@linuxfoundation.org> (raw)
In-Reply-To: <20170719102435.760649060@linuxfoundation.org>

4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Dan Carpenter <dan.carpenter@oracle.com>

commit acb4b7df48b539cb391287921de57e4e5fae3460 upstream.

My static checker complains that ofdpa_neigh_del() can sometimes free
"found".   It just makes sense to use it first before deleting it.

Fixes: ecf244f753e0 ("rocker: fix maybe-uninitialized warning")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/net/ethernet/rocker/rocker_ofdpa.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/rocker/rocker_ofdpa.c
+++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c
@@ -1505,8 +1505,8 @@ static int ofdpa_port_ipv4_nh(struct ofd
 		*index = entry->index;
 		resolved = false;
 	} else if (removing) {
-		ofdpa_neigh_del(trans, found);
 		*index = found->index;
+		ofdpa_neigh_del(trans, found);
 	} else if (updating) {
 		ofdpa_neigh_update(found, trans, NULL, false);
 		resolved = !is_zero_ether_addr(found->eth_dst);

  parent reply	other threads:[~2017-07-19 10:25 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-19 10:23 [PATCH 4.9 00/72] 4.9.39-stable review Greg Kroah-Hartman
2017-07-19 10:23 ` [PATCH 4.9 01/72] xen-netfront: Rework the fix for Rx stall during OOM and network stress Greg Kroah-Hartman
2017-07-19 10:23 ` [PATCH 4.9 02/72] net_sched: fix error recovery at qdisc creation Greg Kroah-Hartman
2017-07-19 10:23 ` [PATCH 4.9 03/72] net: sched: Fix one possible panic when no destroy callback Greg Kroah-Hartman
2017-07-19 10:23 ` [PATCH 4.9 04/72] net/phy: micrel: configure intterupts after autoneg workaround Greg Kroah-Hartman
2017-07-19 10:23 ` [PATCH 4.9 05/72] ipv6: avoid unregistering inet6_dev for loopback Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 06/72] net: dp83640: Avoid NULL pointer dereference Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 07/72] tcp: reset sk_rx_dst in tcp_disconnect() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 08/72] net: prevent sign extension in dev_get_stats() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 09/72] bridge: mdb: fix leak on complete_info ptr on fail path Greg Kroah-Hartman
2017-07-19 10:24 ` Greg Kroah-Hartman [this message]
2017-07-19 10:24 ` [PATCH 4.9 11/72] bpf: prevent leaking pointer via xadd on unpriviledged Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 13/72] net/mlx5: Cancel delayed recovery work when unloading the driver Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 14/72] liquidio: fix bug in soft reset failure detection Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 15/72] net/mlx5e: Fix TX carrier errors report in get stats ndo Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 16/72] ipv6: dad: dont remove dynamic addresses if link is down Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 17/72] vxlan: fix hlist corruption Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 18/72] net: core: Fix slab-out-of-bounds in netdev_stats_to_stats64 Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 20/72] vrf: fix bug_on triggered by rx when destroying a vrf Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 21/72] rds: tcp: use sock_create_lite() to create the accept socket Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 23/72] brcmfmac: Fix a memory leak in error handling path in brcmf_cfg80211_attach Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 24/72] brcmfmac: Fix glom_skb leak in brcmf_sdiod_recv_chain Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 25/72] sfc: dont read beyond unicast address list Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 26/72] cfg80211: Define nla_policy for NL80211_ATTR_LOCAL_MESH_POWER_MODE Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 27/72] cfg80211: Validate frequencies nested in NL80211_ATTR_SCAN_FREQUENCIES Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 28/72] cfg80211: Check if PMKID attribute is of expected size Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 29/72] cfg80211: Check if NAN service ID " Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 30/72] irqchip/gic-v3: Fix out-of-bound access in gic_set_affinity Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 31/72] parisc: Report SIGSEGV instead of SIGBUS when running out of stack Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 32/72] parisc: use compat_sys_keyctl() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 33/72] parisc: DMA API: return error instead of BUG_ON for dma ops on non dma devs Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 34/72] parisc/mm: Ensure IRQs are off in switch_mm() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 35/72] tools/lib/lockdep: Reduce MAX_LOCK_DEPTH to avoid overflowing lock_chain/: Depth Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 36/72] thp, mm: fix crash due race in MADV_FREE handling Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 37/72] kernel/extable.c: mark core_kernel_text notrace Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 38/72] mm/list_lru.c: fix list_lru_count_node() to be race free Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 39/72] fs/dcache.c: fix spin lockup issue on nlru->lock Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 40/72] checkpatch: silence perl 5.26.0 unescaped left brace warnings Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 41/72] binfmt_elf: use ELF_ET_DYN_BASE only for PIE Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 42/72] arm: move ELF_ET_DYN_BASE to 4MB Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 43/72] arm64: move ELF_ET_DYN_BASE to 4GB / 4MB Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 44/72] powerpc: " Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 45/72] s390: reduce ELF_ET_DYN_BASE Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 46/72] exec: Limit arg stack to at most 75% of _STK_LIM Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 47/72] ARM64: dts: marvell: armada37xx: Fix timer interrupt specifiers Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 48/72] vt: fix unchecked __put_user() in tioclinux ioctls Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 49/72] rcu: Add memory barriers for NOCB leader wakeup Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 50/72] nvmem: core: fix leaks on registration errors Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 51/72] mnt: In umount propagation reparent in a separate pass Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 52/72] mnt: In propgate_umount handle visiting mounts in any order Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 53/72] mnt: Make propagate_umount less slow for overlapping mount propagation trees Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 54/72] selftests/capabilities: Fix the test_execve test Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 57/72] crypto: atmel - only treat EBUSY as transient if backlog Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 58/72] crypto: sha1-ssse3 - Disable avx2 Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 61/72] Revert "sched/core: Optimize SCHED_SMT" Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 62/72] sched/fair, cpumask: Export for_each_cpu_wrap() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 63/72] sched/topology: Fix building of overlapping sched-groups Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 64/72] sched/topology: Optimize build_group_mask() Greg Kroah-Hartman
2017-07-19 10:24 ` [PATCH 4.9 65/72] sched/topology: Fix overlapping sched_group_mask Greg Kroah-Hartman
2017-07-19 10:25 ` [PATCH 4.9 66/72] PM / wakeirq: Convert to SRCU Greg Kroah-Hartman
2017-07-19 10:25 ` [PATCH 4.9 67/72] PM / QoS: return -EINVAL for bogus strings Greg Kroah-Hartman
2017-07-19 10:25 ` [PATCH 4.9 68/72] tracing: Use SOFTIRQ_OFFSET for softirq dectection for more accurate results Greg Kroah-Hartman
2017-07-19 10:25 ` [PATCH 4.9 72/72] kvm: vmx: allow host to access guest MSR_IA32_BNDCFGS Greg Kroah-Hartman
2017-07-19 15:58 ` [PATCH 4.9 00/72] 4.9.39-stable review Sumit Semwal
2017-07-20  5:08   ` Greg Kroah-Hartman
2017-07-19 20:34 ` Guenter Roeck
2017-07-19 23:39 ` Shuah Khan

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