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staging: ks7010: do not dereference priv if priv is null
priv is being dereferenced before a check for it being null is made, so there is a possibililty a null pointer deference can occur. Instead, only dereference priv if it is non-null. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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6bef3f0139
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1 changed files with 2 additions and 2 deletions
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@ -1134,7 +1134,6 @@ static void ks7010_sdio_remove(struct sdio_func *func)
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int ret;
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struct ks_sdio_card *card;
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struct ks_wlan_private *priv;
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struct net_device *netdev;
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DPRINTK(1, "ks7010_sdio_remove()\n");
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card = sdio_get_drvdata(func);
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@ -1144,8 +1143,9 @@ static void ks7010_sdio_remove(struct sdio_func *func)
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DPRINTK(1, "priv = card->priv\n");
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priv = card->priv;
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netdev = priv->net_dev;
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if (priv) {
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struct net_device *netdev = priv->net_dev;
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ks_wlan_net_stop(netdev);
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DPRINTK(1, "ks_wlan_net_stop\n");
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