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-rw-r--r--net/ipv4/tcp_cong.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c
index 0ec9bd0ae94f..850c737e08e2 100644
--- a/net/ipv4/tcp_cong.c
+++ b/net/ipv4/tcp_cong.c
@@ -196,10 +196,10 @@ void tcp_get_allowed_congestion_control(char *buf, size_t maxlen)
int tcp_set_allowed_congestion_control(char *val)
{
struct tcp_congestion_ops *ca;
- char *clone, *name;
+ char *saved_clone, *clone, *name;
int ret = 0;
- clone = kstrdup(val, GFP_USER);
+ saved_clone = clone = kstrdup(val, GFP_USER);
if (!clone)
return -ENOMEM;
@@ -226,6 +226,7 @@ int tcp_set_allowed_congestion_control(char *val)
}
out:
spin_unlock(&tcp_cong_list_lock);
+ kfree(saved_clone);
return ret;
}