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small cleanup in ax25_addr_parse() 

The comments were wrong here because "AX25_MAX_DIGIS" is 8 but the
comments say 6.  Also I've changed the "7" to "AX25_ADDR_LEN".

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2012-07-04 22:27:18 +00:00 committed by David S. Miller
parent e8efcec539
commit 5c9df5fed1
1 changed files with 4 additions and 2 deletions
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6
net/ax25/ax25_addr.c
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@ -189,8 +189,10 @@ const unsigned char *ax25_addr_parse(const unsigned char *buf, int len,
digi->ndigi = 0;
while (!(buf[-1] & AX25_EBIT)) {
if (d >= AX25_MAX_DIGIS) return NULL; /* Max of 6 digis */
if (len < 7) return NULL; /* Short packet */
if (d >= AX25_MAX_DIGIS)
return NULL;
if (len < AX25_ADDR_LEN)
return NULL;
memcpy(&digi->calls[d], buf, AX25_ADDR_LEN);
digi->ndigi = d + 1;