From 2b2e6488c0a8d4b9b2e20d117228925b80dbc24b Mon Sep 17 00:00:00 2001 From: Stanimir Varbanov Date: Thu, 15 Jun 2017 13:31:52 -0300 Subject: [PATCH] [media] media: venus: hfi_cmds: fix variable dereferenced before check 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 Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/qcom/venus/hfi_cmds.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) 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); -- 2.20.1