HID: hidraw: fix a problem of memory leak in hidraw_release()
authorSu Hui <suhui@nfschina.com>
Thu, 25 Jan 2024 06:32:26 +0000 (14:32 +0800)
committerJiri Kosina <jkosina@suse.com>
Thu, 25 Jan 2024 07:35:22 +0000 (08:35 +0100)
commita3bdcdd022c68942a774e8e63424cc11c85aab78
tree339b9c7656b9ad817c0e3947ef3f9e0daae07e14
parent26dd6a5667f500c5d991f90a9ac5998a71afaf5c
HID: hidraw: fix a problem of memory leak in hidraw_release()

'struct hidraw_list' is a circular queue whose head can be smaller than
tail. Using 'list->tail != list->head' to release all memory that should
be released.

Fixes: a5623a203cff ("HID: hidraw: fix memory leak in hidraw_release()")
Signed-off-by: Su Hui <suhui@nfschina.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
drivers/hid/hidraw.c