Commit c554336e authored by Wenwen Wang's avatar Wenwen Wang Committed by David S. Miller

cxgb4: fix a memory leak bug

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: default avatarWenwen Wang <wenwen@cs.uga.edu>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6d5afe20
...@@ -3236,8 +3236,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf, ...@@ -3236,8 +3236,10 @@ static ssize_t blocked_fl_write(struct file *filp, const char __user *ubuf,
return -ENOMEM; return -ENOMEM;
err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz); err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz);
if (err) if (err) {
kvfree(t);
return err; return err;
}
bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz); bitmap_copy(adap->sge.blocked_fl, t, adap->sge.egr_sz);
kvfree(t); kvfree(t);
......
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