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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2010-06-24 10:16:26 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-06-24 11:41:36 +0200 |
| commit | d99aa6b7613fe670eff2930ebc6f79d667947530 (patch) | |
| tree | 646d97434b164b030a37e499d4c061080c7bf5e9 /drivers | |
| parent | c8363b8f603db301575cf444108554e5485e24a5 (diff) | |
| download | barebox-d99aa6b7613fe670eff2930ebc6f79d667947530.tar.gz barebox-d99aa6b7613fe670eff2930ebc6f79d667947530.tar.xz | |
usb: Check return value of host controller init
And do not scan the bus if initialization failed.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/usb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/usb.c b/drivers/usb/usb.c index 1ad4babb88..76e033eb7b 100644 --- a/drivers/usb/usb.c +++ b/drivers/usb/usb.c @@ -453,6 +453,7 @@ static int __usb_init(void) { struct usb_device *dev, *tmp; struct usb_host *host; + int ret; list_for_each_entry_safe(dev, tmp, &usb_device_list, list) { list_del(&dev->list); @@ -466,7 +467,9 @@ static int __usb_init(void) dev_index = 0; list_for_each_entry(host, &host_list, list) { - host->init(host); + ret = host->init(host); + if (ret) + continue; dev = usb_alloc_new_device(); dev->host = host; |