diff options
Diffstat (limited to 'drivers/phy/realtek/phy-rtk-usb2.c')
| -rw-r--r-- | drivers/phy/realtek/phy-rtk-usb2.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/phy/realtek/phy-rtk-usb2.c b/drivers/phy/realtek/phy-rtk-usb2.c index ed47a1ce5d9c..5e7ee060b404 100644 --- a/drivers/phy/realtek/phy-rtk-usb2.c +++ b/drivers/phy/realtek/phy-rtk-usb2.c @@ -898,9 +898,10 @@ static int get_phy_data_by_efuse(struct rtk_phy *rtk_phy, size_t buf_size; buf = nvmem_cell_read(cell, &buf_size); - value = buf[0] & phy_cfg->dc_driving_mask; - - kfree(buf); + if (!IS_ERR(buf)) { + value = buf[0] & phy_cfg->dc_driving_mask; + kfree(buf); + } nvmem_cell_put(cell); } @@ -939,9 +940,10 @@ static int get_phy_data_by_efuse(struct rtk_phy *rtk_phy, size_t buf_size; buf = nvmem_cell_read(cell, &buf_size); - value = buf[0] & phy_cfg->dc_disconnect_mask; - - kfree(buf); + if (!IS_ERR(buf)) { + value = buf[0] & phy_cfg->dc_disconnect_mask; + kfree(buf); + } nvmem_cell_put(cell); } |