display7seg: BKL pushdown

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/drivers/sbus/char/display7seg.c b/drivers/sbus/char/display7seg.c
index 3279a1b6501d6b2f5c108ecfbc73c91bd293f0f6..d8f5c0ca236d7f21b14a21a9b73e1b4483d3984b 100644 (file)
--- a/drivers/sbus/char/display7seg.c
+++ b/drivers/sbus/char/display7seg.c
@@ -94,6 +94,7 @@ static int d7s_open(struct inode *inode, struct file *f)
 {
        if (D7S_MINOR != iminor(inode))
                return -ENODEV;
+       cycle_kernel_lock();
        atomic_inc(&d7s_users);
        return 0;
 }