On 8/06/22 12:01, Wei Yongjun wrote:
> When using single_open() for opening, single_release() should be
> used instead of seq_release(), otherwise there is a memory leak.
>
> Fixes: c835a6debf06 ("mmc: debugfs: Add debug fs entry for mmc driver")
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
> drivers/mmc/core/debugfs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
> index 75e98ec88fb9..fe6808771bc7 100644
> --- a/drivers/mmc/core/debugfs.c
> +++ b/drivers/mmc/core/debugfs.c
> @@ -295,6 +295,7 @@ static const struct file_operations mmc_err_stats_fops = {
> .open = mmc_err_stats_open,
> .read = seq_read,
> .write = mmc_err_stats_write,
> + .release = single_release,
> };
>
> void mmc_add_host_debugfs(struct mmc_host *host)
>
