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| author | Hans de Goede <hdegoede@redhat.com> | 2015-05-10 14:10:15 +0200 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-05-14 18:49:30 -0600 |
| commit | ad84a42fc5143ef66a75550d7465b86cbc787f25 (patch) | |
| tree | dbfdb61a7d916aa475f3eae6be62eb157b52e701 /common/usb_hub.c | |
| parent | 651d95c8eb987034c95f1966556fbc55727a87b3 (diff) | |
| download | talos-obmc-uboot-ad84a42fc5143ef66a75550d7465b86cbc787f25.tar.gz talos-obmc-uboot-ad84a42fc5143ef66a75550d7465b86cbc787f25.zip | |
usb: legacy_hub_port_reset() check and propagate usb_set_port_feature() errors
Actually check for usb_set_port_feature() errors and propagate these if they
happen.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'common/usb_hub.c')
| -rw-r--r-- | common/usb_hub.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index c9be530d0b..7aac220116 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -157,7 +157,7 @@ static inline char *portspeed(int portstatus) int legacy_hub_port_reset(struct usb_device *dev, int port, unsigned short *portstat) { - int tries; + int err, tries; ALLOC_CACHE_ALIGN_BUFFER(struct usb_port_status, portsts, 1); unsigned short portstatus, portchange; @@ -168,8 +168,10 @@ int legacy_hub_port_reset(struct usb_device *dev, int port, debug("%s: resetting port %d...\n", __func__, port + 1); #endif for (tries = 0; tries < MAX_TRIES; tries++) { + err = usb_set_port_feature(dev, port + 1, USB_PORT_FEAT_RESET); + if (err < 0) + return err; - usb_set_port_feature(dev, port + 1, USB_PORT_FEAT_RESET); mdelay(200); if (usb_get_port_status(dev, port + 1, portsts) < 0) { |
