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author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-10-30 09:53:21 -0700 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-11-04 09:12:38 +0100 |
commit | a9e96c1a5cef5fe975e898bff04867b7a697fb70 (patch) | |
tree | 4a7a61ee648d76e4a077a32338ac845b6c10a9fa /arch | |
parent | 27ee6010f89b4b2cd1e9e05975c1af2887ef04c5 (diff) | |
download | barebox-a9e96c1a5cef5fe975e898bff04867b7a697fb70.tar.gz barebox-a9e96c1a5cef5fe975e898bff04867b7a697fb70.tar.xz |
ARM: zii-commmon: Fix NULL pointer dereference in do_rdu1_switch_reset()
We need to go to parent's private data to get a pointer to struct
rave_sp. Fix that.
Fixes: 493e2ee38f ("ARM: zii-common: add support for switch reset on RDU1")
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/boards/zii-common/switch-cmd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/boards/zii-common/switch-cmd.c b/arch/arm/boards/zii-common/switch-cmd.c index 30438053a1..2b9c34bfac 100644 --- a/arch/arm/boards/zii-common/switch-cmd.c +++ b/arch/arm/boards/zii-common/switch-cmd.c @@ -42,7 +42,7 @@ static int do_rdu2_switch_reset(void) static int do_rdu1_switch_reset(void) { struct device_d *sp_dev = get_device_by_name("sp"); - struct rave_sp *sp = sp_dev->priv; + struct rave_sp *sp = sp_dev->parent->priv; u8 cmd[] = { [0] = RAVE_SP_CMD_RESET_ETH_SWITCH, [1] = 0 |