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net: stmmac: fix type of entry variable

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Variable can store negative values.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2038576

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrzej Hajda 2015-09-21 15:33:51 +02:00 committed by David S. Miller
parent 7d2fa71048
commit 23c2412d62
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -1945,7 +1945,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct stmmac_priv *priv = netdev_priv(dev);
unsigned int txsize = priv->dma_tx_size;
unsigned int entry;
int entry;
int i, csum_insertion = 0, is_jumbo = 0;
int nfrags = skb_shinfo(skb)->nr_frags;
struct dma_desc *desc, *first;