[PATCH] staging: vc04_services: vchiq_arm: fix error return code of vchiq_release_internal() and vchiq_use_internal()
From: Jia-Ju Bai <hidden>
Date: 2021-03-06 13:24:31
Also in:
lkml
Subsystem:
staging subsystem, the rest · Maintainers:
Greg Kroah-Hartman, Linus Torvalds
When arm_state is NULL, no error return code of vchiq_release_internal() and vchiq_use_internal() is assigned. To fix this bug, ret is assigned with VCHIQ_ERROR. Reported-by: TOTE Robot <redacted> Signed-off-by: Jia-Ju Bai <redacted> --- .../staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index 59e45dc03a97..8b2b4771f420 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c@@ -2332,8 +2332,10 @@ vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service, int *entity_uc; int local_uc; - if (!arm_state) + if (!arm_state) { + ret = VCHIQ_ERROR; goto out; + } vchiq_log_trace(vchiq_susp_log_level, "%s", __func__);
@@ -2389,8 +2391,10 @@ vchiq_release_internal(struct vchiq_state *state, struct vchiq_service *service) char entity[16]; int *entity_uc; - if (!arm_state) + if (!arm_state) { + ret = VCHIQ_ERROR; goto out; + } vchiq_log_trace(vchiq_susp_log_level, "%s", __func__);
--
2.17.1
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