arch/arm/mach-ux500/mbox-db5500.c: world-writable sysfs fifo file
authorVasiliy Kulikov <segoon@openwall.com>
Wed, 25 Apr 2012 23:01:51 +0000 (16:01 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 26 Apr 2012 04:26:34 +0000 (21:26 -0700)
Don't allow everybody to use a modem.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/arm/mach-ux500/mbox-db5500.c

index 2b2d51caf9d8b9f4db2e62c1eaa7a596b3313546..0127490218cdfc4bc00b107be2816a84703d6a4f 100644 (file)
@@ -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)
 {