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| author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2022-05-02 14:56:21 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-05 22:33:36 +0200 |
| commit | e6a08c6949cba95e261ce11cd4648ea3d96bd2f1 (patch) | |
| tree | 3d8c8de969f49858bfac049bcf719cc9e5fddf3b /drivers/tty | |
| parent | f26c65dacfc2a9a0da07220972727de48534b646 (diff) | |
| download | linux-e6a08c6949cba95e261ce11cd4648ea3d96bd2f1.tar.gz linux-e6a08c6949cba95e261ce11cd4648ea3d96bd2f1.tar.bz2 linux-e6a08c6949cba95e261ce11cd4648ea3d96bd2f1.zip | |
serial: 8250: dw: Fix NULL pointer dereference
dw8250_platform_data is only used on DT platforms for now.
Fixes: 4a218b277fdb ("serial: 8250: dw: Create a generic platform data structure")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220502115621.77985-1-heikki.krogerus@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/8250/8250_dw.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index 0cf1a99dc124..31422e44c64f 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -433,9 +433,9 @@ static void dw8250_prepare_rx_dma(struct uart_8250_port *p) static void dw8250_quirks(struct uart_port *p, struct dw8250_data *data) { struct device_node *np = p->dev->of_node; - unsigned int quirks = data->pdata->quirks; if (np) { + unsigned int quirks = data->pdata->quirks; int id; /* get index of serial line, if found in DT aliases */ |