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um: fix returns without va_end

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When using va_list ensure that va_start will be followed by va_end.

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Geyslan G. Bem 2015-12-01 17:18:55 -03:00 committed by Richard Weinberger
parent 8090bfd2bb
commit 887a985309
1 changed files with 6 additions and 4 deletions
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10
arch/um/drivers/net_user.c
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@ -249,21 +249,23 @@ void close_addr(unsigned char *addr, unsigned char *netmask, void *arg)
char *split_if_spec(char *str, ...)
{
char **arg, *end;
char **arg, *end, *ret = NULL;
va_list ap;
va_start(ap, str);
while ((arg = va_arg(ap, char **)) != NULL) {
if (*str == '\0')
return NULL;
goto out;
end = strchr(str, ',');
if (end != str)
*arg = str;
if (end == NULL)
return NULL;
goto out;
*end++ = '\0';
str = end;
}
ret = str;
out:
va_end(ap);
return str;
return ret;
}