diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/hw.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c index 2c2870e3e84d..af8ae8117c62 100644 --- a/drivers/net/wireless/ath/ath10k/hw.c +++ b/drivers/net/wireless/ath/ath10k/hw.c @@ -1044,6 +1044,12 @@ int ath10k_hw_diag_fast_download(struct ath10k *ar, left = length - sizeof(*hdr); while (left > 0) { + if (left < sizeof(*metadata)) { + ath10k_warn(ar, "firmware segment is truncated: %d\n", + left); + ret = -EINVAL; + break; + } base_addr = __le32_to_cpu(metadata->addr); base_len = __le32_to_cpu(metadata->length); buf = metadata->data; |