The rtllib driver is not calling try_module_get() when loading the encryption modules. Because of this, you can never remove the module once you have used it one (i.e. bring up the wireless interface). Signed-off-by: Sean MacLennan <seanm@xxxxxxxx> --- drivers/staging/rtl8192e/rtllib_softmac.c | 2 +- drivers/staging/rtl8192e/rtllib_wx.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c index d0fedb0..acccf9b 100644 --- a/drivers/staging/rtl8192e/rtllib_softmac.c +++ b/drivers/staging/rtl8192e/rtllib_softmac.c @@ -3328,7 +3328,7 @@ static int rtllib_wpa_set_encryption(struct rtllib_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops) + if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8192e/rtllib_wx.c b/drivers/staging/rtl8192e/rtllib_wx.c index 80f7a09..84e6272 100644 --- a/drivers/staging/rtl8192e/rtllib_wx.c +++ b/drivers/staging/rtl8192e/rtllib_wx.c @@ -623,7 +623,7 @@ int rtllib_wx_set_encode_ext(struct rtllib_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops) + if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel