[PATCH 082/113] rtl8xxxu: Use size of source pointer when copying efuse data
From: <hidden>
Date: 2016-02-29 22:06:03
Subsystem:
rtl8xxxu wireless driver (rtl8xxxu), the rest · Maintainers:
Jes Sorensen, Linus Torvalds
From: Jes Sorensen <redacted> Some newer chips have more channel groups in their efuse parameter tables, so use the size of the source, rather than the destination when copying them out. This avoids copying garbage when increasing the common array sizes. Signed-off-by: Jes Sorensen <redacted> --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 34 ++++++++++++------------ 1 file changed, 17 insertions(+), 17 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
index f640306..39c6322 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c@@ -2318,31 +2318,31 @@ static int rtl8723au_parse_efuse(struct rtl8xxxu_priv *priv) memcpy(priv->cck_tx_power_index_A, efuse->cck_tx_power_index_A, - sizeof(priv->cck_tx_power_index_A)); + sizeof(efuse->cck_tx_power_index_A)); memcpy(priv->cck_tx_power_index_B, efuse->cck_tx_power_index_B, - sizeof(priv->cck_tx_power_index_B)); + sizeof(efuse->cck_tx_power_index_B)); memcpy(priv->ht40_1s_tx_power_index_A, efuse->ht40_1s_tx_power_index_A, - sizeof(priv->ht40_1s_tx_power_index_A)); + sizeof(efuse->ht40_1s_tx_power_index_A)); memcpy(priv->ht40_1s_tx_power_index_B, efuse->ht40_1s_tx_power_index_B, - sizeof(priv->ht40_1s_tx_power_index_B)); + sizeof(efuse->ht40_1s_tx_power_index_B)); memcpy(priv->ht20_tx_power_index_diff, efuse->ht20_tx_power_index_diff, - sizeof(priv->ht20_tx_power_index_diff)); + sizeof(efuse->ht20_tx_power_index_diff)); memcpy(priv->ofdm_tx_power_index_diff, efuse->ofdm_tx_power_index_diff, - sizeof(priv->ofdm_tx_power_index_diff)); + sizeof(efuse->ofdm_tx_power_index_diff)); memcpy(priv->ht40_max_power_offset, efuse->ht40_max_power_offset, - sizeof(priv->ht40_max_power_offset)); + sizeof(efuse->ht40_max_power_offset)); memcpy(priv->ht20_max_power_offset, efuse->ht20_max_power_offset, - sizeof(priv->ht20_max_power_offset)); + sizeof(efuse->ht20_max_power_offset)); if (priv->efuse_wifi.efuse8723.version >= 0x01) { priv->has_xtalk = 1;
@@ -2403,34 +2403,34 @@ static int rtl8192cu_parse_efuse(struct rtl8xxxu_priv *priv) memcpy(priv->cck_tx_power_index_A, efuse->cck_tx_power_index_A, - sizeof(priv->cck_tx_power_index_A)); + sizeof(efuse->cck_tx_power_index_A)); memcpy(priv->cck_tx_power_index_B, efuse->cck_tx_power_index_B, - sizeof(priv->cck_tx_power_index_B)); + sizeof(efuse->cck_tx_power_index_B)); memcpy(priv->ht40_1s_tx_power_index_A, efuse->ht40_1s_tx_power_index_A, - sizeof(priv->ht40_1s_tx_power_index_A)); + sizeof(efuse->ht40_1s_tx_power_index_A)); memcpy(priv->ht40_1s_tx_power_index_B, efuse->ht40_1s_tx_power_index_B, - sizeof(priv->ht40_1s_tx_power_index_B)); + sizeof(efuse->ht40_1s_tx_power_index_B)); memcpy(priv->ht40_2s_tx_power_index_diff, efuse->ht40_2s_tx_power_index_diff, - sizeof(priv->ht40_2s_tx_power_index_diff)); + sizeof(efuse->ht40_2s_tx_power_index_diff)); memcpy(priv->ht20_tx_power_index_diff, efuse->ht20_tx_power_index_diff, - sizeof(priv->ht20_tx_power_index_diff)); + sizeof(efuse->ht20_tx_power_index_diff)); memcpy(priv->ofdm_tx_power_index_diff, efuse->ofdm_tx_power_index_diff, - sizeof(priv->ofdm_tx_power_index_diff)); + sizeof(efuse->ofdm_tx_power_index_diff)); memcpy(priv->ht40_max_power_offset, efuse->ht40_max_power_offset, - sizeof(priv->ht40_max_power_offset)); + sizeof(efuse->ht40_max_power_offset)); memcpy(priv->ht20_max_power_offset, efuse->ht20_max_power_offset, - sizeof(priv->ht20_max_power_offset)); + sizeof(efuse->ht20_max_power_offset)); dev_info(&priv->udev->dev, "Vendor: %.7s\n", efuse->vendor_name);
--
2.5.0