dib0700: fix NULL-deref at probe

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commit d5823511c0 upstream.

Make sure to check the number of endpoints to avoid dereferencing a
NULL-pointer should a malicious device lack endpoints.

Fixes: c4018fa2e4 ("[media] dib0700: fix RC support on Hauppauge
Nova-TD")

Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Johan Hovold 2017-03-13 09:53:54 -03:00 • committed by Greg Kroah-Hartman

parent 074912daab

commit 466b45af50

1 changed files with 3 additions and 0 deletions

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drivers/media/usb/dvb-usb/dib0700_core.c

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