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ipc4: helper: guard TLV loop against NULL from tlv_next() #10780

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Merged
lgirdwood merged 2 commits into from
May 15, 2026
Merged

ipc4: helper: guard TLV loop against NULL from tlv_next() #10780

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ipc4: helper: guard TLV loop against NULL from tlv_next()
abonislawski May 15, 2026
fef310e
tlv: guard tlv_value_get() loop against NULL from tlv_next()
abonislawski May 15, 2026
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2 changes: 1 addition & 1 deletion src/ipc/ipc4/helper.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1307,7 +1307,7 @@ int ipc4_find_dma_config_multiple(struct ipc_config_dai *dai, uint8_t *data_buff
struct ipc_dma_config *dma_cfg;
struct sof_tlv *tlvs;

for (tlvs = (struct sof_tlv *)data_buffer; (uint32_t)tlvs < end_addr;
for (tlvs = (struct sof_tlv *)data_buffer; tlvs && (uint32_t)tlvs < end_addr;
tlvs = tlv_next(tlvs)) {
dma_cfg = tlv_value_ptr_get(tlvs, GTW_DMA_CONFIG_ID);
if (!dma_cfg)
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