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author | Alexey Khoroshilov <khoroshilov@ispras.ru> | 2012-09-13 20:56:55 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-14 06:48:48 +0200 |
commit | 8321652ae22f38830af5b553f3a316d68948ddce (patch) | |
tree | 50f5c69c176d43d5e86e2cc3382dc199c3bce427 /drivers/usb/serial/keyspan.c | |
parent | drivers/usb/misc/rio500.c: removes unnecessary semicolon (diff) | |
download | linux-8321652ae22f38830af5b553f3a316d68948ddce.tar.xz linux-8321652ae22f38830af5b553f3a316d68948ddce.zip |
USB: omninet: fix potential tty NULL dereference
Add check for return value of tty_port_tty_get,
since it can return NULL after port hangup that may happen anytime.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/keyspan.c')
0 files changed, 0 insertions, 0 deletions