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authorOlof Johansson <olof@lixom.net>2012-09-11 23:22:25 -0700
committerOlof Johansson <olof@lixom.net>2012-09-11 23:22:25 -0700
commitf46e374c1ea7fafce70a838f09fbd67de3e4d49f (patch)
treee191e5316bdb8558bd3e2b0981c715bedd225ca7 /drivers/usb/class/cdc-acm.c
parenta4d3621e0d3ecf191961dc9214e4a378a7186780 (diff)
parenteb8ca943bae2b84c3fc14dfd7a908cb334465fef (diff)
Merge branch 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/boards
* 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: shmobile: marzen: enable thermal sensor ARM: shmobile: marzen: fixup regulator id for smsc911x ARM: shmobile: marzen: add SDHI0 support + sync to 3.6-rc4
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
-rw-r--r--drivers/usb/class/cdc-acm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 56d6bf66848..f763ed7ba91 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1104,7 +1104,8 @@ skip_normal_probe:
}
- if (data_interface->cur_altsetting->desc.bNumEndpoints < 2)
+ if (data_interface->cur_altsetting->desc.bNumEndpoints < 2 ||
+ control_interface->cur_altsetting->desc.bNumEndpoints == 0)
return -EINVAL;
epctrl = &control_interface->cur_altsetting->endpoint[0].desc;