diff options
| -rw-r--r-- | sound/soc/intel/avs/debugfs.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sound/soc/intel/avs/debugfs.c b/sound/soc/intel/avs/debugfs.c index 9ab503da3b75..bc02737720ab 100644 --- a/sound/soc/intel/avs/debugfs.c +++ b/sound/soc/intel/avs/debugfs.c @@ -9,6 +9,7 @@ #include <linux/cleanup.h> #include <linux/debugfs.h> #include <linux/kfifo.h> +#include <linux/module.h> #include <linux/wait.h> #include <linux/sched/signal.h> #include <linux/string_helpers.h> @@ -236,15 +237,20 @@ static int strace_open(struct inode *inode, struct file *file) if (!try_module_get(adev->dev->driver->owner)) return -ENODEV; - if (kfifo_initialized(&adev->trace_fifo)) - return -EBUSY; + if (kfifo_initialized(&adev->trace_fifo)) { + ret = -EBUSY; + goto err; + } ret = kfifo_alloc(&adev->trace_fifo, PAGE_SIZE, GFP_KERNEL); if (ret < 0) - return ret; + goto err; file->private_data = adev; return 0; +err: + module_put(adev->dev->driver->owner); + return ret; } static int strace_release(struct inode *inode, struct file *file) |