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authorAmol Lad <amol@verismonetworks.com>2006-09-30 23:29:25 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-01 00:39:32 -0700
commitaf907dc8cd4157d629e48533b3400786467340d5 (patch)
tree9eaba954eed9be9133a60a94e342fef46b8f9a03
parenta141a04330bd6eadf7081a0860dc786be7d09c46 (diff)
[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: Amol Lad <amol@verismonetworks.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/serial/mux.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 4a1c9983f38f..aa819d3f8ee5 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -521,6 +521,8 @@ static void __exit mux_exit(void)
for (i = 0; i < port_cnt; 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);

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