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| author | Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2009-12-16 20:38:31 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-12-23 11:34:12 -0800 |
| commit | 95962a773ca5c1e52305fd1003d3bda59abbf371 (patch) | |
| tree | 02f1586201f90f359f74f26b2bdccf51ca77fb9e /drivers | |
| parent | 4e092d110fe931db3878865db185be1c9df3e182 (diff) | |
| download | linux-3.10-95962a773ca5c1e52305fd1003d3bda59abbf371.tar.gz linux-3.10-95962a773ca5c1e52305fd1003d3bda59abbf371.tar.bz2 linux-3.10-95962a773ca5c1e52305fd1003d3bda59abbf371.zip | |
USB: musb_gadget: fix kernel oops in txstate()
Commit 7723de7e19b744144975a09c81777ec0f14ac5b3 (USB: musb_gadget: remove
pointless loop) included uncalled for (and incorrect) optimization that
might cause a kernel oops in txstate() -- undo it.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/musb/musb_gadget.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index c49b9ba025a..4dea1460925 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -515,12 +515,12 @@ void musb_g_tx(struct musb *musb, u8 epnum) if (csr & MUSB_TXCSR_FIFONOTEMPTY) return; - if (!musb_ep->desc) { + request = musb_ep->desc ? next_request(musb_ep) : NULL; + if (!request) { DBG(4, "%s idle now\n", musb_ep->end_point.name); return; - } else - request = next_request(musb_ep); + } } txstate(musb, to_musb_request(request)); |