]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
HID: uclogic: Add NULL check in uclogic_input_configured()
authorHenry Martin <bsdhenrymartin@gmail.com>
Tue, 1 Apr 2025 09:48:53 +0000 (17:48 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 22 May 2025 12:10:01 +0000 (14:10 +0200)
commit01b76cc8ca243fc3376b035aa326bbc4f03d384b
tree11be6093d8bdd977480d2080285f200e19ef9c8f
parentde9b6d0635cc887d2c71f57a3421b6e25715cc54
HID: uclogic: Add NULL check in uclogic_input_configured()

[ Upstream commit bd07f751208ba190f9b0db5e5b7f35d5bb4a8a1e ]

devm_kasprintf() returns NULL when memory allocation fails. Currently,
uclogic_input_configured() does not check for this case, which results
in a NULL pointer dereference.

Add NULL check after devm_kasprintf() to prevent this issue.

Fixes: dd613a4e45f8 ("HID: uclogic: Correct devm device reference for hidinput input_dev name")
Signed-off-by: Henry Martin <bsdhenrymartin@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/hid/hid-uclogic-core.c