diff options
Diffstat (limited to 'drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c')
| -rw-r--r-- | drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c index 5f74ea3b7a52..8612a48bde10 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c @@ -566,7 +566,11 @@ static int mdp_m2m_open(struct file *file) goto err_free_ctx; } - ctx->id = ida_alloc(&mdp->mdp_ida, GFP_KERNEL); + ret = ida_alloc(&mdp->mdp_ida, GFP_KERNEL); + if (ret < 0) + goto err_unlock_mutex; + ctx->id = ret; + ctx->mdp_dev = mdp; v4l2_fh_init(&ctx->fh, vdev); @@ -617,6 +621,8 @@ err_release_handler: v4l2_fh_del(&ctx->fh); err_exit_fh: v4l2_fh_exit(&ctx->fh); + ida_free(&mdp->mdp_ida, ctx->id); +err_unlock_mutex: mutex_unlock(&mdp->m2m_lock); err_free_ctx: kfree(ctx); |