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[PATCH] ioremap balanced with iounmap for drivers/serial/ioc4_serial.c

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

Signed-off-by: Amol Lad <[email protected]>
Cc: Alan Cox <[email protected]>
Cc: Brent Casavant <[email protected]>
Cc: Pat Gefre <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Amol Lad 2006-09-30 23:29:21 -07:00 • committed by Linus Torvalds
commit f466413261
1 changed files with 3 additions and 0 deletions
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3
drivers/serial/ioc4_serial.c
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@ -2685,6 +2685,7 @@ static int ioc4_serial_remove_one(struct ioc4_driver_data *idd)
if (soft) {
free_irq(control->ic_irq, soft);
if (soft->is_ioc4_serial_addr) {
iounmap(soft->is_ioc4_serial_addr);
release_region((unsigned long)
soft->is_ioc4_serial_addr,
sizeof(struct ioc4_serial));
@ -2887,6 +2888,8 @@ out4:
out3:
kfree(control);
out2:
if (serial)
iounmap(serial);
release_region(tmp_addr1, sizeof(struct ioc4_serial));
out1: