Commit af907dc8 authored by Amol Lad's avatar Amol Lad Committed by Linus Torvalds
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[PATCH] ioremap balanced with iounmap for drivers/serial/mux.c



ioremap must be balanced by an iounmap and failing to do so can result
in a memory leak.
Signed-off-by: default avatarAmol Lad <amol@verismonetworks.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent a141a043
...@@ -521,6 +521,8 @@ static void __exit mux_exit(void) ...@@ -521,6 +521,8 @@ static void __exit mux_exit(void)
for (i = 0; i < port_cnt; i++) { for (i = 0; i < port_cnt; i++) {
uart_remove_one_port(&mux_driver, &mux_ports[i]); uart_remove_one_port(&mux_driver, &mux_ports[i]);
if (mux_ports[i].membase)
iounmap(mux_ports[i].membase);
} }
uart_unregister_driver(&mux_driver); uart_unregister_driver(&mux_driver);
......
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