rfkill: fix miscdev ops

The /dev/rfkill ops don't refer to the module,
so it is possible to unload the module while
file descriptors are open. Fix this oversight.

Reported-by: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index dbeaf29..7cb57ff 100644 (file)
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -1188,6 +1188,7 @@ static long rfkill_fop_ioctl(struct file *file, unsigned int cmd,
 #endif
 
 static const struct file_operations rfkill_fops = {
+       .owner          = THIS_MODULE,
        .open           = rfkill_fop_open,
        .read           = rfkill_fop_read,
        .write          = rfkill_fop_write,