drivers/net/wan: fix sparse warning: make symbol static
Fix this sparse warning: drivers/net/wan/x25_asy.c:623:5: warning: symbol 'x25_asy_esc' was not declared. Should it be static? Signed-off-by: Hannes Eder <hannes@hanneseder.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -620,7 +620,7 @@ static struct net_device_stats *x25_asy_get_stats(struct net_device *dev)
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* STANDARD X.25 ENCAPSULATION *
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************************************************************************/
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int x25_asy_esc(unsigned char *s, unsigned char *d, int len)
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static int x25_asy_esc(unsigned char *s, unsigned char *d, int len)
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{
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unsigned char *ptr = d;
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unsigned char c;
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