Commit bf31a46e authored by Wenwen Wang's avatar Wenwen Wang Committed by Greg Kroah-Hartman

cxgb4: fix a memory leak bug

[ Upstream commit c554336e ]

In blocked_fl_write(), 't' is not deallocated if bitmap_parse_user() fails,
leading to a memory leak bug. To fix this issue, free t before returning
the error.
Signed-off-by: Wenwen Wang's avatarWenwen Wang <wenwen@cs.uga.edu>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 46bf670f
......@@ -3236,8 +3236,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf,
return -ENOMEM;
err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz);
if (err)
if (err) {
kvfree(t);
return err;
}
bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz);
kvfree(t);
......
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