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-rw-r--r--drivers/hwtracing/intel_th/core.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index 55922896d862..d5c1821b31c6 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -789,12 +789,6 @@ static int intel_th_populate(struct intel_th *th)
return 0;
}
-static int match_devt(struct device *dev, const void *data)
-{
- dev_t devt = (dev_t)(unsigned long)(void *)data;
- return dev->devt == devt;
-}
-
static int intel_th_output_open(struct inode *inode, struct file *file)
{
const struct file_operations *fops;
@@ -802,9 +796,7 @@ static int intel_th_output_open(struct inode *inode, struct file *file)
struct device *dev;
int err;
- dev = bus_find_device(&intel_th_bus, NULL,
- (void *)(unsigned long)inode->i_rdev,
- match_devt);
+ dev = bus_find_device_by_devt(&intel_th_bus, inode->i_rdev);
if (!dev || !dev->driver)
return -ENODEV;