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HID: core: statically allocate read buffers
authorBenjamin Tissoires <benjamin.tissoires@redhat.com>
Thu, 3 Feb 2022 14:32:15 +0000 (15:32 +0100)
committerJiri Kosina <jkosina@suse.cz>
Tue, 1 Mar 2022 14:46:02 +0000 (15:46 +0100)
commit1c1813a743fe84d0dcf53743baa4edc1f74c44c8
tree1635a1f8737a9ec9a09e3b4e12597c0396584ada
parenta254a9da455c171441ab3a76ed8f5d1e9412e15f
HID: core: statically allocate read buffers

This is a preparation patch for rethinking the generic processing
of HID reports.

We can actually pre-allocate all of our memory instead of dynamically
allocating/freeing it whenever we parse a report.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Reviewed-by: Ping Cheng <ping.cheng@wacom.com>
Acked-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/hid-core.c
include/linux/hid.h