diff mbox series

[RFC,13/14] sound: hiface: move to use usb_control_msg_send()

Message ID 20200923134348.23862-14-oneukum@suse.com (mailing list archive)
State New, archived
Headers show
Series [RFC,01/14] Revert "USB: core: hub.c: use usb_control_msg_send() in a few places" | expand

Commit Message

Oliver Neukum Sept. 23, 2020, 1:43 p.m. UTC 
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

The usb_control_msg_send() call can return an error if a "short" write
happens, so move the driver over to using that call instead.

v2: API change of use usb_control_msg_send()

Cc: Jaroslav Kysela <perex@perex.cz>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20200914153756.3412156-10-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 sound/usb/hiface/pcm.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c
index a148caa5f48e..d942179ca095 100644
--- a/sound/usb/hiface/pcm.c
+++ b/sound/usb/hiface/pcm.c
@@ -156,16 +156,14 @@  static int hiface_pcm_set_rate(struct pcm_runtime *rt, unsigned int rate)
 	 * This control message doesn't have any ack from the
 	 * other side
 	 */
-	ret = usb_control_msg(device, usb_sndctrlpipe(device, 0),
-			      HIFACE_SET_RATE_REQUEST,
-			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
-			      rate_value, 0, NULL, 0, 100);
-	if (ret < 0) {
+	ret = usb_control_msg_send(device, 0,
+				   HIFACE_SET_RATE_REQUEST,
+				   USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
+				   rate_value, 0, NULL, 0, 100, GFP_KERNEL);
+	if (ret)
 		dev_err(&device->dev, "Error setting samplerate %d.\n", rate);
-		return ret;
-	}
 
-	return 0;
+	return ret;
 }
 
 static struct pcm_substream *hiface_pcm_get_substream(struct snd_pcm_substream