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authorJiri Kosina <jkosina@suse.cz>2015-01-06 22:34:19 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-03-18 13:31:33 +0100
commitf3995eb51ca8cab80105fb01f128f10839298145 (patch)
tree7f47f82ec7bb765fc40775bd9b5fb8690e7b8fb6
parent20f6cd730adc80de1368290df4db9195a96e5ad6 (diff)
HID: fixup the conflicting keyboard mappings quirk
commit 8e7b341037db1835ee6eea64663013cbfcf33575 upstream. The ignore check that got added in 6ce901eb61 ("HID: input: fix confusion on conflicting mappings") needs to properly check for VARIABLE reports as well (ARRAY reports should be ignored), otherwise legitimate keyboards might break. Fixes: 6ce901eb61 ("HID: input: fix confusion on conflicting mappings") Reported-by: Fredrik Hallenberg <megahallon@gmail.com> Reported-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/hid/hid-input.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index a9db3790c7a8..a413f76e84d4 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -1078,6 +1078,7 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
*/
if (!(field->flags & (HID_MAIN_ITEM_RELATIVE |
HID_MAIN_ITEM_BUFFERED_BYTE)) &&
+ (field->flags & HID_MAIN_ITEM_VARIABLE) &&
usage->usage_index < field->maxusage &&
value == field->value[usage->usage_index])
return;