diff options
| author | Antti Palosaari <crope@iki.fi> | 2019-08-17 04:12:10 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-30 13:25:48 +0300 |
| commit | 53390efb1d09f43606d710e84b16de87575bc4e3 (patch) | |
| tree | bf90ba9704b0b0f6d8625063c38f7150880d1f8e | |
| parent | 7bae84821b47e2ffa87a7afcb6891dd7e61c65ef (diff) | |
| download | linux-53390efb1d09f43606d710e84b16de87575bc4e3.tar.xz | |
media: msi2500: assign SPI bus number dynamically
commit 9c60cc797cf72e95bb39f32316e9f0e5f85435f9 upstream.
SPI bus number must be assigned dynamically for each device, otherwise it
will crash when multiple devices are plugged to system.
Reported-and-tested-by: syzbot+c60ddb60b685777d9d59@syzkaller.appspotmail.com
Cc: stable@vger.kernel.org
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/media/usb/msi2500/msi2500.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/usb/msi2500/msi2500.c b/drivers/media/usb/msi2500/msi2500.c index 65ef755adfdc..b2adde978c9b 100644 --- a/drivers/media/usb/msi2500/msi2500.c +++ b/drivers/media/usb/msi2500/msi2500.c @@ -1250,7 +1250,7 @@ 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); |