Message ID | 20190817011210.29765-1-crope@iki.fi (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | msi2500: assign SPI bus number dynamically | expand |
diff --git a/drivers/media/usb/msi2500/msi2500.c b/drivers/media/usb/msi2500/msi2500.c index 65be6f140fe8..1c60dfb647e5 100644 --- a/drivers/media/usb/msi2500/msi2500.c +++ b/drivers/media/usb/msi2500/msi2500.c @@ -1230,7 +1230,7 @@ static int msi2500_probe(struct usb_interface *intf, } dev->master = master; - master->bus_num = 0; + master->bus_num = -1; master->num_chipselect = 1; master->transfer_one_message = msi2500_transfer_one_message; spi_master_set_devdata(master, dev);
SPI bus number must be assigned dynamically for each device, otherwise it will crash when multiple devices are plugged to system. Cc: stable@vger.kernel.org Reported-and-tested-by: syzbot+c60ddb60b685777d9d59@syzkaller.appspotmail.com Signed-off-by: Antti Palosaari <crope@iki.fi> --- drivers/media/usb/msi2500/msi2500.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)