diff options
| author | AKASHI Takahiro | 2023-11-07 09:05:47 +0900 |
|---|---|---|
| committer | Tom Rini | 2023-11-10 10:59:28 -0500 |
| commit | 4808d1633336a98f3c48a94a7e1fcd1e1030a324 (patch) | |
| tree | 2ee4cf79e6d1d28fa309ea8f7c4fb5f52561afbe | |
| parent | d2174dbff1b492c682cc93903bc7456c2784e719 (diff) | |
firmware: scmi: correct a validity check against power domain id
A power domain id on sandbox should be in the range from zero to
ARRAY_SIZE(scmi_pwdom) - 1. Correct the validity check logic.
Addresses-Coverity-ID: 467401 ("Out-of-bounds write")
Addresses-Coverity-ID: 467405 ("Out-of-bounds read")
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
| -rw-r--r-- | drivers/firmware/scmi/sandbox-scmi_agent.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/firmware/scmi/sandbox-scmi_agent.c b/drivers/firmware/scmi/sandbox-scmi_agent.c index 9f5f497e0a6..d1318096266 100644 --- a/drivers/firmware/scmi/sandbox-scmi_agent.c +++ b/drivers/firmware/scmi/sandbox-scmi_agent.c @@ -576,7 +576,7 @@ static int sandbox_scmi_pwd_attribs(struct udevice *dev, struct scmi_msg *msg) domain_id = *(u32 *)msg->in_msg; out = (struct scmi_pwd_attrs_out *)msg->out_msg; - if (domain_id > ARRAY_SIZE(scmi_pwdom)) { + if (domain_id >= ARRAY_SIZE(scmi_pwdom)) { out->status = SCMI_NOT_FOUND; return 0; @@ -613,7 +613,7 @@ static int sandbox_scmi_pwd_state_set(struct udevice *dev, struct scmi_msg *msg) in = (struct scmi_pwd_state_set_in *)msg->in_msg; status = (s32 *)msg->out_msg; - if (in->domain_id > ARRAY_SIZE(scmi_pwdom)) { + if (in->domain_id >= ARRAY_SIZE(scmi_pwdom)) { *status = SCMI_NOT_FOUND; return 0; @@ -653,7 +653,7 @@ static int sandbox_scmi_pwd_state_get(struct udevice *dev, struct scmi_msg *msg) domain_id = *(u32 *)msg->in_msg; out = (struct scmi_pwd_state_get_out *)msg->out_msg; - if (domain_id > ARRAY_SIZE(scmi_pwdom)) { + if (domain_id >= ARRAY_SIZE(scmi_pwdom)) { out->status = SCMI_NOT_FOUND; return 0; @@ -686,7 +686,7 @@ static int sandbox_scmi_pwd_name_get(struct udevice *dev, struct scmi_msg *msg) domain_id = *(u32 *)msg->in_msg; out = (struct scmi_pwd_name_get_out *)msg->out_msg; - if (domain_id > ARRAY_SIZE(scmi_pwdom)) { + if (domain_id >= ARRAY_SIZE(scmi_pwdom)) { out->status = SCMI_NOT_FOUND; return 0; |