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staging: vt6655: device_main: Replace NULL comparison with !x

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Replace NULL comparison to resolve checkpatch issue.
- x == NULL => !x

Signed-off-by: Namrata A Shettar <namrataashettar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Namrata A Shettar 2016-09-18 14:34:51 +05:30 committed by Greg Kroah-Hartman
parent 8f4166d888
commit 7cfae24953
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/vt6655/device_main.c
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@ -477,7 +477,7 @@ static bool device_init_rings(struct vnt_private *priv)
CB_MAX_BUF_SIZE,
&priv->tx_bufs_dma0,
GFP_ATOMIC);
if (priv->tx0_bufs == NULL) {
if (!priv->tx0_bufs) {
dev_err(&priv->pcid->dev, "allocate buf dma memory failed\n");
dma_free_coherent(&priv->pcid->dev,