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android11-5.4-ksunext
android_kernel_asus_sm8350/net/nfc/nci
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Krzysztof Kozlowski 76050b0cc5 nfc: nci: fix possible NULL pointer dereference in send_acknowledge() 
commit 7937609cd387246aed994e81aa4fa951358fba41 upstream.

Handle memory allocation failure from nci_skb_alloc() (calling
alloc_skb()) to avoid possible NULL pointer dereference.

Reported-by: 黄思聪 <huangsicong@iie.ac.cn>
Fixes: 391d8a2da7 ("NFC: Add NCI over SPI receive")
Cc: <stable@vger.kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20231013184129.18738-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-10-25 11:53:20 +02:00
..
core.c nfc: nci: assert requested protocol is valid 2023-10-25 11:53:18 +02:00
data.c NFC: nci: fix memory leak in nci_rx_data_packet() 2022-12-08 11:22:59 +01:00
hci.c NFC: nci: fix sleep in atomic context bugs caused by nci_skb_alloc 2022-05-25 09:14:36 +02:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
lib.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
Makefile
ntf.c NFC: nci: Bounds check struct nfc_target arrays 2022-12-14 11:30:46 +01:00
rsp.c nfc: nci: fix the UAF of rf_conn_info object 2021-10-27 09:54:28 +02:00
spi.c nfc: nci: fix possible NULL pointer dereference in send_acknowledge() 2023-10-25 11:53:20 +02:00
uart.c net: nfc: nci: fix a possible sleep-in-atomic-context bug in nci_uart_tty_receive() 2019-12-31 16:41:23 +01:00