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(parent: 9b0f8f0) | patch
USB: mos7840: fix race in register handling
authorJohan Hovold <jhovold@gmail.com>
Fri, 26 Jul 2013 09:55:17 +0000 (11:55 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 12 Aug 2013 01:35:21 +0000 (18:35 -0700)
commitd614a64a0193ecc3c8d19774e9143173ad11af12
tree2aebeeafa31317bd811e15ce5b8b59ee3bac8fadtree
parent9b0f8f01765acdf7c84078b63d2e34c2b2dcafa8commit | diff
USB: mos7840: fix race in register handling

commit d8a083cc746664916d9d36ed9e4d08a29525f245 upstream.

Fix race in mos7840_get_reg which unconditionally manipulated the
control urb (which may already be in use) by adding a control-urb busy
flag.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/mos7840.c diff | blob | history
Intel Edison kernel - building x86_64 support