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(parent: 126b820) | patch
HID: potential dereference of null pointer
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Wed, 15 Dec 2021 08:36:05 +0000 (16:36 +0800)
committerBenjamin Tissoires <benjamin.tissoires@redhat.com>
Mon, 20 Dec 2021 10:26:14 +0000 (11:26 +0100)
commitcd6e7107103a09770c4619d393d193fdf267d086
treee8d8117d177ba7e85e64a429febf490e49922e8dtree | snapshot
parent126b820a25495f7c0132d7f668c6e2a8f4809c0dcommit | diff
HID: potential dereference of null pointer

The return value of devm_kzalloc() needs to be checked.
To avoid hdev->dev->driver_data to be null in case of the failure of
alloc.

Fixes: 269053a61081 ("HID: add vivaldi HID driver")
Cc: stable@vger.kernel.org
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Link: https://lore.kernel.org/r/20211215083605.117638-1-jiasheng@iscas.ac.cn
drivers/hid/hid-vivaldi.c diff | blob | history
Linux Kernel Source Tree.