w1_therm.c 1.7 sl->master->mutex and dev->mutex refer to the same mutex variable, but be consistent and use the same set of pointers for the lock and unlock calls. It is less confusing (and one less pointer dereference this way). Signed-off-by: David Fries --- drivers/w1/slaves/w1_therm.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index ca47421..284acac 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -163,7 +163,7 @@ static ssize_t w1_therm_read(struct device *device, int i, max_trying = 10; ssize_t c=PAGE_SIZE; - mutex_lock(&sl->master->mutex); + mutex_lock(&dev->mutex); memset(rom, 0, sizeof(rom)); -- 1.4.4.4