diff options
author | Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> | 2008-11-11 02:47:21 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-11-13 17:45:04 -0500 |
commit | 5863964608489f6dbf4b5f3118b45b3750a8274d (patch) | |
tree | 32cabd19b399c3fdb5ce7fef4b7f306678b02824 /drivers/usb/host/r8a66597-hcd.c | |
parent | d73b7aff28bc53c04e1f2e5ccaa5ea43089fb4a4 (diff) |
usb: r8a66597-hcd: fix wrong data access in SuperH on-chip USB
When I used SuperH on-chip USB, there was the problem that accessed
r8a66597_root_hub which was not allocated.
Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/r8a66597-hcd.c')
-rw-r--r-- | drivers/usb/host/r8a66597-hcd.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index c18d8790c410..2376f24f3c83 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c | |||
@@ -1763,11 +1763,12 @@ static void r8a66597_timer(unsigned long _r8a66597) | |||
1763 | { | 1763 | { |
1764 | struct r8a66597 *r8a66597 = (struct r8a66597 *)_r8a66597; | 1764 | struct r8a66597 *r8a66597 = (struct r8a66597 *)_r8a66597; |
1765 | unsigned long flags; | 1765 | unsigned long flags; |
1766 | int port; | ||
1766 | 1767 | ||
1767 | spin_lock_irqsave(&r8a66597->lock, flags); | 1768 | spin_lock_irqsave(&r8a66597->lock, flags); |
1768 | 1769 | ||
1769 | r8a66597_root_hub_control(r8a66597, 0); | 1770 | for (port = 0; port < R8A66597_MAX_ROOT_HUB; port++) |
1770 | r8a66597_root_hub_control(r8a66597, 1); | 1771 | r8a66597_root_hub_control(r8a66597, port); |
1771 | 1772 | ||
1772 | spin_unlock_irqrestore(&r8a66597->lock, flags); | 1773 | spin_unlock_irqrestore(&r8a66597->lock, flags); |
1773 | } | 1774 | } |