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authorYang Yingliang <yangyingliang@huawei.com>2022-12-07 10:18:35 +0800
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2022-12-12 14:19:26 -0800
commit0ba18967d4544955b2eff2fbc4f2a8750c4df90a (patch)
treef85a15631e032968780c59b2677ee31f96632546
parent39c1eb6fcbae8ce9bb71b2ac5cb609355a2b181b (diff)
downloadlinux-0ba18967d4544955b2eff2fbc4f2a8750c4df90a.tar.bz2
Bluetooth: RFCOMM: don't call kfree_skb() under spin_lock_irqsave()
It is not allowed to call kfree_skb() from hardware interrupt context or with interrupts being disabled. So replace kfree_skb() with dev_kfree_skb_irq() under spin_lock_irqsave(). Fixes: 81be03e026dc ("Bluetooth: RFCOMM: Replace use of memcpy_from_msg with bt_skb_sendmmsg") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
-rw-r--r--net/bluetooth/rfcomm/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 7324764384b6..8d6fce9005bd 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -590,7 +590,7 @@ int rfcomm_dlc_send(struct rfcomm_dlc *d, struct sk_buff *skb)
ret = rfcomm_dlc_send_frag(d, frag);
if (ret < 0) {
- kfree_skb(frag);
+ dev_kfree_skb_irq(frag);
goto unlock;
}