diff options
author | Andy Green <andy.green@linaro.org> | 2011-04-15 09:29:22 +0100 |
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committer | Andy Green <andy.green@linaro.org> | 2011-04-15 09:29:22 +0100 |
commit | caa70ccf8cc719acb0540b558b4e075796778db8 (patch) | |
tree | e8173307b04eca62168415be04e7800bdf011f80 /net/ipv4/netfilter/ipt_CLUSTERIP.c | |
parent | 56d667f87e81d15d43f264007322f1179ce1722e (diff) | |
parent | 3ec10cd8b526c6b10170c2649002672ee2019e73 (diff) |
Merge branch 'linux-linaro-2.6.38-master' into for-ubuntuu2
Diffstat (limited to 'net/ipv4/netfilter/ipt_CLUSTERIP.c')
-rw-r--r-- | net/ipv4/netfilter/ipt_CLUSTERIP.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index 1e26a489765..af7dec683e1 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -669,8 +669,11 @@ static ssize_t clusterip_proc_write(struct file *file, const char __user *input, char buffer[PROC_WRITELEN+1]; unsigned long nodenum; - if (copy_from_user(buffer, input, PROC_WRITELEN)) + if (size > PROC_WRITELEN) + return -EIO; + if (copy_from_user(buffer, input, size)) return -EFAULT; + buffer[size] = 0; if (*buffer == '+') { nodenum = simple_strtoul(buffer+1, NULL, 10); |