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authorIngo Molnar <mingo@kernel.org>2012-09-19 17:01:25 +0200
committerIngo Molnar <mingo@kernel.org>2012-09-19 17:01:25 +0200
commitf1f652447694f92beff8a534d94b36ea441c939a (patch)
tree177f029e418d517e39dfa2495a9a67a45381b833 /drivers/usb/class/cdc-acm.c
parent55babd8f41f122f5f4c7cebf520c766c983282c6 (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
Merge tag 'v3.6-rc6' into x86/mce
Merge Linux v3.6-rc6, to refresh this tree. Signed-off-by: Ingo Molnar <mingo@kernel.org>
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;