On Sun, Jun 13, 2021 at 12:28:31AM +0100, Phillip Potter wrote:
> Convert both calls to the DBG_88E macro in core/rtw_sta_mgt.c into
> netdev_dbg calls. The DBG_88E macro is unnecessary, as visibility of
> debug messages can be controlled more precisely by just using debugfs.
> It is important to keep these messages still, as they are displayable
> via a kernel module parameter when using DBG_88E.
>
> Signed-off-by: Phillip Potter <phil@xxxxxxxxxxxxxxxx>
> ---
> drivers/staging/rtl8188eu/core/rtw_sta_mgt.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c b/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c
> index 5af7af5f5a5a..ad1d851a2f69 100644
> --- a/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c
> +++ b/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c
> @@ -113,17 +113,20 @@ u32 _rtw_init_sta_priv(struct sta_priv *pstapriv)
> inline int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta)
> {
> int offset = (((u8 *)sta) - stapriv->pstainfo_buf) / sizeof(struct sta_info);
> + struct net_device *pnetdev = stapriv->padapter->pnetdev;
>
> if (!stainfo_offset_valid(offset))
> - DBG_88E("%s invalid offset(%d), out of range!!!", __func__, offset);
> + netdev_dbg(pnetdev, "invalid offset(%d), out of range!!!", offset);
>
> return offset;
> }
>
> inline struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset)
> {
> + struct net_device *pnetdev = stapriv->padapter->pnetdev;
> +
> if (!stainfo_offset_valid(offset))
> - DBG_88E("%s invalid offset(%d), out of range!!!", __func__, offset);
> + netdev_dbg(pnetdev, "invalid offset(%d), out of range!!!", offset);
This should be an error and the code should handle it correctly instead
of reading beyond the end of the struct.
regards,
dan carpenter
