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bonding: fix parameter parsing

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My last fix (commit ece95f7fefe3afae19e641e1b3f5e64b00d5b948)
didn't handle one case correctly.  This resolves that, and it will now
correctly parse parameters with arbitrary white space, and either text
names or mode values.

Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jay Vosburgh 2008-01-29 18:07:43 -08:00 committed by David S. Miller
parent c800c5c9db
commit a42e534f1b
1 changed files with 11 additions and 6 deletions
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17
drivers/net/bonding/bond_main.c
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@ -4549,14 +4549,19 @@ static void bond_free_all(void)
int bond_parse_parm(const char *buf, struct bond_parm_tbl *tbl)
{
int mode = -1, i, rv;
char modestr[BOND_MAX_MODENAME_LEN + 1] = { 0, };
char *p, modestr[BOND_MAX_MODENAME_LEN + 1] = { 0, };
rv = sscanf(buf, "%d", &mode);
if (!rv) {
for (p = (char *)buf; *p; p++)
if (!(isdigit(*p) || isspace(*p)))
break;
if (*p)
rv = sscanf(buf, "%20s", modestr);
if (!rv)
return -1;
}
else
rv = sscanf(buf, "%d", &mode);
if (!rv)
return -1;
for (i = 0; tbl[i].modename; i++) {
if (mode == tbl[i].mode)