staging: lustre: mdc: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c
index 1a4ef9df33c3c325d7dd6f744f3574e7be661b0e..cbbdfceb9b2a92fd577903541f635d75d4502b31 100644 (file)
--- a/drivers/staging/lustre/lustre/mdc/mdc_request.c
+++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c
@@ -1644,8 +1644,7 @@ out:
                llog_cat_close(NULL, llh);
        if (ctxt)
                llog_ctxt_put(ctxt);
-       if (cs->cs_buf)
-               kfree(cs->cs_buf);
+       kfree(cs->cs_buf);
        kfree(cs);
        return rc;
 }