diff mbox

[v10,11/18] media: venus: hfi_cmds: fix variable dereferenced before check

Message ID 1497284875-19999-12-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State Superseded, archived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 the driver with gcc7:

drivers/media/platform/qcom/venus/hfi_cmds.c:415
pkt_session_set_property_1x() warn: variable dereferenced before
check 'pkt' (see line 412)
drivers/media/platform/qcom/venus/hfi_cmds.c:1177
pkt_session_set_property_3xx() warn: variable dereferenced before
check 'pkt' (see line 1174)

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
 drivers/media/platform/qcom/venus/hfi_cmds.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
index dad41a6af42e..b83c5b8ddccb 100644
--- a/drivers/media/platform/qcom/venus/hfi_cmds.c
+++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
@@ -409,12 +409,14 @@  static int pkt_session_get_property_1x(struct hfi_session_get_property_pkt *pkt,
 static int pkt_session_set_property_1x(struct hfi_session_set_property_pkt *pkt,
 				       void *cookie, u32 ptype, void *pdata)
 {
-	void *prop_data = &pkt->data[1];
+	void *prop_data;
 	int ret = 0;
 
 	if (!pkt || !cookie || !pdata)
 		return -EINVAL;
 
+	prop_data = &pkt->data[1];
+
 	pkt->shdr.hdr.size = sizeof(*pkt);
 	pkt->shdr.hdr.pkt_type = HFI_CMD_SESSION_SET_PROPERTY;
 	pkt->shdr.session_id = hash32_ptr(cookie);
@@ -1171,12 +1173,14 @@  static int
 pkt_session_set_property_3xx(struct hfi_session_set_property_pkt *pkt,
 			     void *cookie, u32 ptype, void *pdata)
 {
-	void *prop_data = &pkt->data[1];
+	void *prop_data;
 	int ret = 0;
 
 	if (!pkt || !cookie || !pdata)
 		return -EINVAL;
 
+	prop_data = &pkt->data[1];
+
 	pkt->shdr.hdr.size = sizeof(*pkt);
 	pkt->shdr.hdr.pkt_type = HFI_CMD_SESSION_SET_PROPERTY;
 	pkt->shdr.session_id = hash32_ptr(cookie);