From b05c9e6cd939b6f79be17e9b6a23ca15a219dec2 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 20 May 2008 19:15:43 +0200 Subject: cpwatchdog: BKL pushdown Signed-off-by: Arnd Bergmann --- drivers/sbus/char/cpwatchdog.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/sbus/char') diff --git a/drivers/sbus/char/cpwatchdog.c b/drivers/sbus/char/cpwatchdog.c index 235703414370..23abfdfb44f1 100644 --- a/drivers/sbus/char/cpwatchdog.c +++ b/drivers/sbus/char/cpwatchdog.c @@ -279,6 +279,7 @@ static inline int wd_opt_timeout(void) static int wd_open(struct inode *inode, struct file *f) { + lock_kernel(); switch(iminor(inode)) { case WD0_MINOR: @@ -291,6 +292,7 @@ static int wd_open(struct inode *inode, struct file *f) f->private_data = &wd_dev.watchdog[WD2_ID]; break; default: + unlock_kernel(); return(-ENODEV); } @@ -304,11 +306,13 @@ static int wd_open(struct inode *inode, struct file *f) (void *)wd_dev.regs)) { printk("%s: Cannot register IRQ %d\n", WD_OBPNAME, wd_dev.irq); + unlock_kernel(); return(-EBUSY); } wd_dev.initialized = 1; } + unlock_kernel(); return(nonseekable_open(inode, f)); } -- cgit v1.2.2