staging/fwserial: Use WARN_ONCE when port table is corrupted

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c
index 99a2d2dbd3223448547d0942de8fca45d54399a7..0681967337f976b2864281ec255aa8a48879b101 100644 (file)
--- a/drivers/staging/fwserial/fwserial.c
+++ b/drivers/staging/fwserial/fwserial.c
@@ -939,14 +939,9 @@ static void fwserial_destroy(struct kref *kref)
 
        mutex_lock(&port_table_lock);
        for (j = 0; j < num_ports; ++i, ++j) {
-               static bool once;
-               int corrupt = port_table[i] != ports[j];
-               if (corrupt && !once) {
-                       WARN(corrupt, "port_table[%d]: %p != ports[%d]: %p",
-                            i, port_table[i], j, ports[j]);
-                       once = true;
-                       port_table_corrupt = true;
-               }
+               port_table_corrupt |= port_table[i] != ports[j];
+               WARN_ONCE(port_table_corrupt, "port_table[%d]: %p != ports[%d]: %p",
+                    i, port_table[i], j, ports[j]);
 
                port_table[i] = NULL;
        }