can: flexcan: fix an use-after-free in flexcan_setup_stop_mode()

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The gpr_np variable is still being used in dev_dbg() after the
of_node_put() call, which may result in use-after-free.

Fixes: de3578c198 ("can: flexcan: add self wakeup support")
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
Cc: linux-stable <stable@vger.kernel.org> # >= v5.0
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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Wen Yang 2019-07-06 11:37:20 +08:00 • committed by Marc Kleine-Budde

parent 375f755899

commit e9f2a856e1

1 changed files with 5 additions and 3 deletions

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drivers/net/can/flexcan.c

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