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(parent: 28590f1) | patch
digitv: limit messages to buffer size
authorAlyssa Milburn <amilburn@zall.org>
Sat, 1 Apr 2017 17:33:42 +0000 (14:33 -0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 May 2017 13:44:42 +0000 (15:44 +0200)
commite42a6715d26bc777b545018d585333ee91cdbbe9
tree288c2729e29117bc3ba3de1b8222fc09e12c20bdtree
parent28590f1bb601862c663c1e95158ffcc452593ff9commit | diff
digitv: limit messages to buffer size

commit 821117dc21083a99dd99174c10848d70ff43de29 upstream.

Return an error rather than memcpy()ing beyond the end of the buffer.
Internal callers use appropriate sizes, but digitv_i2c_xfer may not.

Signed-off-by: Alyssa Milburn <amilburn@zall.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/media/usb/dvb-usb/digitv.c diff | blob | history