[PATCH] ioremap balanced with iounmap for drivers/pcmcia

ioremap must be balanced by an iounmap and failing to do so can result
in a memory leak.

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
index 5387de6216fb..551bde5d9430 100644
--- a/drivers/pcmcia/au1000_generic.c
+++ b/drivers/pcmcia/au1000_generic.c
@@ -449,6 +449,16 @@ out_err:
                 del_timer_sync(&skt->poll_timer);
                 pcmcia_unregister_socket(&skt->socket);
                 flush_scheduled_work();
+                if (i == 0) {
+                        iounmap(skt->virt_io + (u32)mips_io_port_base);
+                        skt->virt_io = NULL;
+                }
+#ifndef CONFIG_MIPS_XXS1500
+                else {
+                        iounmap(skt->virt_io + (u32)mips_io_port_base);
+                        skt->virt_io = NULL;
+                }
+#endif
                 ops->hw_shutdown(skt);
 
         }