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Merge "bus: mhi: Fix potential out-of-bound access"

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qctecmdr 2023-08-10 13:43:30 -07:00 committed by Gerrit - the friendly Code Review server
commit 5be23f2a20
1 changed files with 2 additions and 1 deletions
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drivers/bus/mhi/devices/mhi_satellite.c
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@ -358,7 +358,8 @@ static struct mhi_sat_device *find_sat_dev_by_id(
static bool mhi_sat_isvalid_header(struct sat_header *hdr, int len) static bool mhi_sat_isvalid_header(struct sat_header *hdr, int len)
{ {
/* validate payload size */ /* validate payload size */
if (len >= sizeof(*hdr) && (len != hdr->payload_size + sizeof(*hdr))) if ((len < sizeof(*hdr)) ||
(len >= sizeof(*hdr) && (len != hdr->payload_size + sizeof(*hdr))))
return false; return false;
/* validate SAT IPC version */ /* validate SAT IPC version */