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(parent: c2f9b10) | patch
usb: typec: Make sure an alt mode exist before getting its partner
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Wed, 12 Jun 2019 14:15:40 +0000 (17:15 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 12 Jun 2019 15:13:02 +0000 (17:13 +0200)
commit2b4d7991abb7ea3ae3763300bfb667dafc0a431f
tree527ddbb225b264ec03b33217e0c89b67c4bab33ftree | snapshot
parentc2f9b10f7e873ece96a5012f7348d9b8992a6c41commit | diff
usb: typec: Make sure an alt mode exist before getting its partner

Adding check to typec_altmode_get_partner() to prevent
potential NULL pointer dereference.

Reported-by: Vladimir Yerilov <openmindead@gmail.com>
Fixes: d47cb1da1c0b ("usb: typec: ucsi: Preliminary support for alternate modes")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/typec/bus.c diff | blob | history
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