diff options
| -rw-r--r-- | drivers/nvmem/brcm_nvram.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/nvmem/brcm_nvram.c b/drivers/nvmem/brcm_nvram.c index aaa6537798bf..c3b4282aa164 100644 --- a/drivers/nvmem/brcm_nvram.c +++ b/drivers/nvmem/brcm_nvram.c @@ -84,6 +84,11 @@ static int brcm_nvram_copy_data(struct brcm_nvram *priv, struct platform_device } WARN(priv->data_len > SZ_128K, "Unexpected (big) NVRAM size: %zu B\n", priv->data_len); + if (priv->data_len < sizeof(struct brcm_nvram_header)) { + dev_err(priv->dev, "NVRAM data too small (%zu)\n", priv->data_len); + return -EINVAL; + } + priv->data = devm_kzalloc(priv->dev, priv->data_len, GFP_KERNEL); if (!priv->data) return -ENOMEM; |