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authorJames Morris2012-09-28 05:37:32 +0200
committerJames Morris2012-09-28 05:37:32 +0200
commitbf5308344527d015ac9a6d2bda4ad4d40fd7d943 (patch)
tree566e61e2cfc648c374d15cfc8c661b73e1a471f8 /drivers/usb/class/cdc-acm.c
parentMerge branch 'for-1209' of git://gitorious.org/smack-next/kernel into next (diff)
parentLinux 3.6-rc7 (diff)
downloadkernel-qcow2-linux-bf5308344527d015ac9a6d2bda4ad4d40fd7d943.tar.gz
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kernel-qcow2-linux-bf5308344527d015ac9a6d2bda4ad4d40fd7d943.zip
Merge tag 'v3.6-rc7' into next
Linux 3.6-rc7 Requested by David Howells so he can merge his key susbsystem work into my tree with requisite -linus changesets.
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 56d6bf668488..f763ed7ba91e 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;