HID: logitech-dj: small cleanup in rdcat()

We could pass the "rdsec" pointer instead of the address of the "rdesc"
and it's a little simpler.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 2e5302462efb088b3f3019b26fedfc816ca493f5..a7947d8251a88af3ecb017a7e597556cd0c046ff 100644 (file)
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -542,9 +542,9 @@ static int logi_dj_output_hidraw_report(struct hid_device *hid, u8 * buf,
        return 0;
 }
 
-static void rdcat(char **rdesc, unsigned int *rsize, const char *data, unsigned int size)
+static void rdcat(char *rdesc, unsigned int *rsize, const char *data, unsigned int size)
 {
-       memcpy(*rdesc + *rsize, data, size);
+       memcpy(rdesc + *rsize, data, size);
        *rsize += size;
 }
 
@@ -567,31 +567,31 @@ static int logi_dj_ll_parse(struct hid_device *hid)
        if (djdev->reports_supported & STD_KEYBOARD) {
                dbg_hid("%s: sending a kbd descriptor, reports_supported: %x\n",
                        __func__, djdev->reports_supported);
-               rdcat(&rdesc, &rsize, kbd_descriptor, sizeof(kbd_descriptor));
+               rdcat(rdesc, &rsize, kbd_descriptor, sizeof(kbd_descriptor));
        }
 
        if (djdev->reports_supported & STD_MOUSE) {
                dbg_hid("%s: sending a mouse descriptor, reports_supported: "
                        "%x\n", __func__, djdev->reports_supported);
-               rdcat(&rdesc, &rsize, mse_descriptor, sizeof(mse_descriptor));
+               rdcat(rdesc, &rsize, mse_descriptor, sizeof(mse_descriptor));
        }
 
        if (djdev->reports_supported & MULTIMEDIA) {
                dbg_hid("%s: sending a multimedia report descriptor: %x\n",
                        __func__, djdev->reports_supported);
-               rdcat(&rdesc, &rsize, consumer_descriptor, sizeof(consumer_descriptor));
+               rdcat(rdesc, &rsize, consumer_descriptor, sizeof(consumer_descriptor));
        }
 
        if (djdev->reports_supported & POWER_KEYS) {
                dbg_hid("%s: sending a power keys report descriptor: %x\n",
                        __func__, djdev->reports_supported);
-               rdcat(&rdesc, &rsize, syscontrol_descriptor, sizeof(syscontrol_descriptor));
+               rdcat(rdesc, &rsize, syscontrol_descriptor, sizeof(syscontrol_descriptor));
        }
 
        if (djdev->reports_supported & MEDIA_CENTER) {
                dbg_hid("%s: sending a media center report descriptor: %x\n",
                        __func__, djdev->reports_supported);
-               rdcat(&rdesc, &rsize, media_descriptor, sizeof(media_descriptor));
+               rdcat(rdesc, &rsize, media_descriptor, sizeof(media_descriptor));
        }
 
        if (djdev->reports_supported & KBD_LEDS) {