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 99a2d2d..0681967 100644
--- a/drivers/staging/fwserial/fwserial.c
+++ b/drivers/staging/fwserial/fwserial.c
@@ -939,14 +939,9 @@
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;
}