[PATCH 06/10] venus: hfi: return an error if session_init is already called

[Stanimir Varbanov]

This makes hfi_session_init to return an error when it is
already called without a call to hfi_session_deinit.

Signed-off-by: Stanimir Varbanov <stanimir.varba...@linaro.org>
---
 drivers/media/platform/qcom/venus/hfi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/hfi.c 
b/drivers/media/platform/qcom/venus/hfi.c
index eaa82af9ec09..5374655eda39 100644
--- a/drivers/media/platform/qcom/venus/hfi.c
+++ b/drivers/media/platform/qcom/venus/hfi.c
@@ -207,6 +207,9 @@ int hfi_session_init(struct venus_inst *inst, u32 pixfmt)
        const struct hfi_ops *ops = core->ops;
        int ret;
 
+       if (inst->state != INST_UNINIT)
+               return -EINVAL;
+
        inst->hfi_codec = to_codec_type(pixfmt);
        reinit_completion(&inst->done);
 
-- 
2.17.1