[1/3] net: usb: cdc_ncm: emit dev_err on error paths
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Message ID 20210116052623.3196274-1-grundler@chromium.org
State New, archived
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Series
  • [1/3] net: usb: cdc_ncm: emit dev_err on error paths
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Commit Message

Grant Grundler Jan. 16, 2021, 5:26 a.m. UTC
Several error paths in bind/probe code will only emit
output using dev_dbg. But if we are going to fail the
bind/probe, emit related output with "err" priority.

Signed-off-by: Grant Grundler <grundler@chromium.org>
---
 drivers/net/usb/cdc_ncm.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comments

Grant Grundler Jan. 18, 2021, 10:01 p.m. UTC | #1
+nic_swsd [adding per Realtek developer team request]

On Sat, Jan 16, 2021 at 5:26 AM Grant Grundler <grundler@chromium.org> wrote:
>
> Several error paths in bind/probe code will only emit
> output using dev_dbg. But if we are going to fail the
> bind/probe, emit related output with "err" priority.
>
> Signed-off-by: Grant Grundler <grundler@chromium.org>
> ---
>  drivers/net/usb/cdc_ncm.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
> index 5a78848db93f..25498c311551 100644
> --- a/drivers/net/usb/cdc_ncm.c
> +++ b/drivers/net/usb/cdc_ncm.c
> @@ -849,17 +849,17 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
>
>         /* check if we got everything */
>         if (!ctx->data) {
> -               dev_dbg(&intf->dev, "CDC Union missing and no IAD found\n");
> +               dev_err(&intf->dev, "CDC Union missing and no IAD found\n");
>                 goto error;
>         }
>         if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) {
>                 if (!ctx->mbim_desc) {
> -                       dev_dbg(&intf->dev, "MBIM functional descriptor missing\n");
> +                       dev_err(&intf->dev, "MBIM functional descriptor missing\n");
>                         goto error;
>                 }
>         } else {
>                 if (!ctx->ether_desc || !ctx->func_desc) {
> -                       dev_dbg(&intf->dev, "NCM or ECM functional descriptors missing\n");
> +                       dev_err(&intf->dev, "NCM or ECM functional descriptors missing\n");
>                         goto error;
>                 }
>         }
> @@ -868,7 +868,7 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
>         if (ctx->data != ctx->control) {
>                 temp = usb_driver_claim_interface(driver, ctx->data, dev);
>                 if (temp) {
> -                       dev_dbg(&intf->dev, "failed to claim data intf\n");
> +                       dev_err(&intf->dev, "failed to claim data intf\n");
>                         goto error;
>                 }
>         }
> @@ -924,7 +924,7 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
>         if (ctx->ether_desc) {
>                 temp = usbnet_get_ethernet_addr(dev, ctx->ether_desc->iMACAddress);
>                 if (temp) {
> -                       dev_dbg(&intf->dev, "failed to get mac address\n");
> +                       dev_err(&intf->dev, "failed to get mac address\n");
>                         goto error2;
>                 }
>                 dev_info(&intf->dev, "MAC-Address: %pM\n", dev->net->dev_addr);
> --
> 2.29.2
>

Patch
diff mbox series

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 5a78848db93f..25498c311551 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -849,17 +849,17 @@  int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
 
 	/* check if we got everything */
 	if (!ctx->data) {
-		dev_dbg(&intf->dev, "CDC Union missing and no IAD found\n");
+		dev_err(&intf->dev, "CDC Union missing and no IAD found\n");
 		goto error;
 	}
 	if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) {
 		if (!ctx->mbim_desc) {
-			dev_dbg(&intf->dev, "MBIM functional descriptor missing\n");
+			dev_err(&intf->dev, "MBIM functional descriptor missing\n");
 			goto error;
 		}
 	} else {
 		if (!ctx->ether_desc || !ctx->func_desc) {
-			dev_dbg(&intf->dev, "NCM or ECM functional descriptors missing\n");
+			dev_err(&intf->dev, "NCM or ECM functional descriptors missing\n");
 			goto error;
 		}
 	}
@@ -868,7 +868,7 @@  int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
 	if (ctx->data != ctx->control) {
 		temp = usb_driver_claim_interface(driver, ctx->data, dev);
 		if (temp) {
-			dev_dbg(&intf->dev, "failed to claim data intf\n");
+			dev_err(&intf->dev, "failed to claim data intf\n");
 			goto error;
 		}
 	}
@@ -924,7 +924,7 @@  int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
 	if (ctx->ether_desc) {
 		temp = usbnet_get_ethernet_addr(dev, ctx->ether_desc->iMACAddress);
 		if (temp) {
-			dev_dbg(&intf->dev, "failed to get mac address\n");
+			dev_err(&intf->dev, "failed to get mac address\n");
 			goto error2;
 		}
 		dev_info(&intf->dev, "MAC-Address: %pM\n", dev->net->dev_addr);