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HID: multitouch: Add NULL check in mt_input_configured
authorCharles Han <hanchunchao@inspur.com>
Fri, 15 Nov 2024 06:26:21 +0000 (14:26 +0800)
committerJiri Kosina <jkosina@suse.com>
Mon, 3 Feb 2025 21:48:54 +0000 (22:48 +0100)
commit9b8e2220d3a052a690b1d1b23019673e612494c5
tree3515528b514815f257affd675c7b2cba01acbc6btree
parent45ab5166a82d038c898985b0ad43ead69c1f9573commit | diff
HID: multitouch: Add NULL check in mt_input_configured

devm_kasprintf() can return a NULL pointer on failure,but this
returned value in mt_input_configured() is not checked.
Add NULL check in mt_input_configured(), to handle kernel NULL
pointer dereference error.

Fixes: 479439463529 ("HID: multitouch: Correct devm device reference for hidinput input_dev name")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
drivers/hid/hid-multitouch.c diff | blob | history
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