diff mbox

[v10,13/18] media: venus: hfi_venus: fix variable dereferenced before check

Message ID 1497284875-19999-14-git-send-email-stanimir.varbanov@linaro.org (mailing list archive)
State Superseded, archived
Delegated to: Andy Gross
Headers show

Commit Message

Stanimir Varbanov June 12, 2017, 4:27 p.m. UTC
This fixes a warning found when building with gcc7:

drivers/media/platform/qcom/venus/hfi_venus.c:998
venus_isr_thread() warn: variable dereferenced before check
'hdev' (see line 994)

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
 drivers/media/platform/qcom/venus/hfi_venus.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
index ab209f3d9498..1caae8feaa36 100644
--- a/drivers/media/platform/qcom/venus/hfi_venus.c
+++ b/drivers/media/platform/qcom/venus/hfi_venus.c
@@ -991,13 +991,14 @@  static void venus_process_msg_sys_error(struct venus_hfi_device *hdev,
 static irqreturn_t venus_isr_thread(struct venus_core *core)
 {
 	struct venus_hfi_device *hdev = to_hfi_priv(core);
-	const struct venus_resources *res = hdev->core->res;
+	const struct venus_resources *res;
 	void *pkt;
 	u32 msg_ret;
 
 	if (!hdev)
 		return IRQ_NONE;
 
+	res = hdev->core->res;
 	pkt = hdev->pkt_buf;
 
 	if (hdev->irq_status & WRAPPER_INTR_STATUS_A2HWD_MASK) {