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HID: cypress: use swap() in cp_report_fixup()
author
Fabian Frederick
<fabf@skynet.be>
Wed, 10 Jun 2015 16:32:05 +0000
(18:32 +0200)
committer
Jiri Kosina
<jkosina@suse.cz>
Thu, 18 Jun 2015 09:00:42 +0000
(11:00 +0200)
Use kernel.h macro definition.
Thanks to Julia Lawall for Coccinelle scripting support.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/hid-cypress.c
patch
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diff --git
a/drivers/hid/hid-cypress.c
b/drivers/hid/hid-cypress.c
index
c4ef3bc
..
1b764d1
100644
(file)
--- a/
drivers/hid/hid-cypress.c
+++ b/
drivers/hid/hid-cypress.c
@@
-41,13
+41,9
@@
static __u8 *cp_report_fixup(struct hid_device *hdev, __u8 *rdesc,
for (i = 0; i < *rsize - 4; i++)
if (rdesc[i] == 0x29 && rdesc[i + 2] == 0x19) {
- __u8 tmp;
-
rdesc[i] = 0x19;
rdesc[i + 2] = 0x29;
- tmp = rdesc[i + 3];
- rdesc[i + 3] = rdesc[i + 1];
- rdesc[i + 1] = tmp;
+ swap(rdesc[i + 3], rdesc[i + 1]);
}
return rdesc;
}