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    Subject[PATCH 04/20] mach-ux500: mbox-db5500: world-writable sysfs fifo file
    Date
    Don't allow everybody to use a modem.

    Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
    ---
    Cannot compile the driver, so it is not tested at all.

    arch/arm/mach-ux500/mbox-db5500.c | 2 +-
    1 files changed, 1 insertions(+), 1 deletions(-)

    diff --git a/arch/arm/mach-ux500/mbox-db5500.c b/arch/arm/mach-ux500/mbox-db5500.c
    index cbf1571..402c00d 100644
    --- a/arch/arm/mach-ux500/mbox-db5500.c
    +++ b/arch/arm/mach-ux500/mbox-db5500.c
    @@ -168,7 +168,7 @@ static ssize_t mbox_read_fifo(struct device *dev,
    return sprintf(buf, "0x%X\n", mbox_value);
    }

    -static DEVICE_ATTR(fifo, S_IWUGO | S_IRUGO, mbox_read_fifo, mbox_write_fifo);
    +static DEVICE_ATTR(fifo, S_IWUSR | S_IRUGO, mbox_read_fifo, mbox_write_fifo);

    static int mbox_show(struct seq_file *s, void *data)
    {
    --
    1.7.0.4


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