HID: cypress: use swap() in cp_report_fixup()

Use kernel.h macro definition. Thanks to Julia Lawall for Coccinelle scripting support. Signed-off-by: Fabian Frederick <[email protected]> Signed-off-by: Jiri Kosina <[email protected]>
shlevy · Jun 18, 2015 · 74a3e0c · 74a3e0c
1 parent 18eec2c
commit 74a3e0c
Showing 1 changed file with 1 addition and 5 deletions.
diff --git 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;
 }