diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-21 05:38:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-21 05:38:09 +0000 |
commit | bb26c5b2b89d932f617fa415a715b2bb259a42bc (patch) | |
tree | 58c44da24c7a1fb78dda1c0b698510c6f8640981 /drivers/usb/gadget/udc | |
parent | Adding upstream version 6.10.4. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.10.6.upstream/6.10.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/usb/gadget/udc')
-rw-r--r-- | drivers/usb/gadget/udc/core.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index 2dfae7a17b..81f9140f36 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -118,12 +118,10 @@ int usb_ep_enable(struct usb_ep *ep) goto out; /* UDC drivers can't handle endpoints with maxpacket size 0 */ - if (usb_endpoint_maxp(ep->desc) == 0) { - /* - * We should log an error message here, but we can't call - * dev_err() because there's no way to find the gadget - * given only ep. - */ + if (!ep->desc || usb_endpoint_maxp(ep->desc) == 0) { + WARN_ONCE(1, "%s: ep%d (%s) has %s\n", __func__, ep->address, ep->name, + (!ep->desc) ? "NULL descriptor" : "maxpacket 0"); + ret = -EINVAL; goto out; } |