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authorYoshihiro Shimoda <shimoda.yoshihiro@renesas.com>2008-11-11 16:47:21 +0900
committerGreg Kroah-Hartman <gregkh@suse.de>2008-11-13 14:45:04 -0800
commit5863964608489f6dbf4b5f3118b45b3750a8274d (patch)
tree32cabd19b399c3fdb5ce7fef4b7f306678b02824
parentd73b7aff28bc53c04e1f2e5ccaa5ea43089fb4a4 (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>
-rw-r--r--drivers/usb/host/r8a66597-hcd.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index c18d8790c41..2376f24f3c8 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)
{
struct r8a66597 *r8a66597 = (struct r8a66597 *)_r8a66597;
unsigned long flags;
+ int port;
spin_lock_irqsave(&r8a66597->lock, flags);
- r8a66597_root_hub_control(r8a66597, 0);
- r8a66597_root_hub_control(r8a66597, 1);
+ for (port = 0; port < R8A66597_MAX_ROOT_HUB; port++)
+ r8a66597_root_hub_control(r8a66597, port);
spin_unlock_irqrestore(&r8a66597->lock, flags);
}