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| author |   Evgeniy Polyakov <johnpol@2ka.mipt.ru> | 2007-03-09 13:43:24 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2007-03-09 13:43:24 -0800 |
| commit | c4e38f41e34ad853651d66227aae23e48457dce0 (patch) | |
| tree | 1bbae8ba06b94474d09cf1834d8e1fabbf62162f /net/ipv4 | |
| parent | Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus (diff) | |
| download | linux-dev-c4e38f41e34ad853651d66227aae23e48457dce0.tar.xz linux-dev-c4e38f41e34ad853651d66227aae23e48457dce0.zip | |
[IPV4]: Fix rtm_to_ifaddr() error handling.
Return negative error value (embedded in the pointer) instead of
returning NULL.
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/devinet.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index e10794dc5f64..98a00d0edc76 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -502,8 +502,10 @@ static struct in_ifaddr *rtm_to_ifaddr(struct nlmsghdr *nlh) goto errout; ifm = nlmsg_data(nlh); - if (ifm->ifa_prefixlen > 32 || tb[IFA_LOCAL] == NULL) + if (ifm->ifa_prefixlen > 32 || tb[IFA_LOCAL] == NULL) { + err = -EINVAL; goto errout; + } dev = __dev_get_by_index(ifm->ifa_index); if (dev == NULL) { |