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- do m_pullup() after m_dup()

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- clean style in previous commit

Suggested by:	ru
This commit is contained in:
Gleb Smirnoff 2005-02-11 22:28:58 +00:00
parent 09dbf9afd3
commit aa4e078a04
1 changed files with 4 additions and 3 deletions
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7
sys/netgraph/ng_ipfw.c
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@ -231,8 +231,8 @@ ng_ipfw_rcvdata(hook_p hook, item_p item)
{
struct ip *ip;
if (m->m_len < sizeof (struct ip) &&
(m = m_pullup(m, sizeof (struct ip))) == NULL)
if (m->m_len < sizeof(struct ip) &&
(m = m_pullup(m, sizeof(struct ip))) == NULL)
return(EINVAL);
ip = mtod(m, struct ip *);
@ -294,7 +294,8 @@ ng_ipfw_input(struct mbuf **m0, int dir, struct ip_fw_args *fwa, int tee)
m_tag_prepend(m, &ngit->mt);
} else
if ((m = m_dup(*m0, M_DONTWAIT)) == NULL)
if ((m = m_dup(*m0, M_DONTWAIT)) == NULL ||
(m = m_pullup(m, sizeof(struct ip))) == NULL)
return (ENOMEM); /* which is ignored */
ip = mtod(m, struct ip *);