diff options
-rw-r--r-- | drivers/base/core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 8c2cc2648f5..6a06cf0eeba 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -55,6 +55,11 @@ static inline int device_is_not_partition(struct device *dev) */ const char *dev_driver_string(const struct device *dev) { + if (!dev) { + printk(KERN_ERR"Null dev to dev_driver_string\n"); + dump_stack(); + return "*NULL*"; + } return dev->driver ? dev->driver->name : (dev->bus ? dev->bus->name : (dev->class ? dev->class->name : "")); |