diff options
Diffstat (limited to 'sound/soc/intel/avs/debugfs.c')
| -rw-r--r-- | sound/soc/intel/avs/debugfs.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/sound/soc/intel/avs/debugfs.c b/sound/soc/intel/avs/debugfs.c index 1767ded4d983..c625cf879f17 100644 --- a/sound/soc/intel/avs/debugfs.c +++ b/sound/soc/intel/avs/debugfs.c @@ -10,6 +10,7 @@ #include <linux/kfifo.h> #include <linux/wait.h> #include <linux/sched/signal.h> +#include <linux/string_helpers.h> #include <sound/soc.h> #include "avs.h" #include "messages.h" @@ -143,7 +144,7 @@ static ssize_t probe_points_write(struct file *file, const char __user *from, si int ret; ret = parse_int_array_user(from, count, (int **)&array); - if (ret < 0) + if (ret) return ret; num_elems = *array; @@ -180,7 +181,7 @@ static ssize_t probe_points_disconnect_write(struct file *file, const char __use int ret; ret = parse_int_array_user(from, count, (int **)&array); - if (ret < 0) + if (ret) return ret; num_elems = *array; @@ -368,11 +369,14 @@ static ssize_t trace_control_write(struct file *file, const char __user *from, s int ret; ret = parse_int_array_user(from, count, (int **)&array); - if (ret < 0) + if (ret) return ret; num_elems = *array; - resource_mask = array[1]; + if (!num_elems) { + ret = -EINVAL; + goto free_array; + } /* * Disable if just resource mask is provided - no log priority flags. @@ -380,6 +384,7 @@ static ssize_t trace_control_write(struct file *file, const char __user *from, s * Enable input format: mask, prio1, .., prioN * Where 'N' equals number of bits set in the 'mask'. */ + resource_mask = array[1]; if (num_elems == 1) { ret = disable_logs(adev, resource_mask); } else { |