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-rw-r--r--net/ipv4/tcp_probe.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c
index 25524d4..59f5b5e 100644
--- a/net/ipv4/tcp_probe.c
+++ b/net/ipv4/tcp_probe.c
@@ -165,9 +165,10 @@ static int tcpprobe_sprint(char *tbuf, int n)
static ssize_t tcpprobe_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos)
{
- int error = 0, cnt = 0;
+ int error = 0;
+ size_t cnt = 0;
- if (!buf || len < 0)
+ if (!buf)
return -EINVAL;
while (cnt < len) {
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