drivers/rtc/rtc-mrst.c: use release_mem_region after request_mem_region

The memory allocated using request_mem_region should be released using
release_mem_region, not release_region.

The semantic patch that fixes part of this problem is as follows:
(http://coccinelle.lip6.fr/)

  // <smpl>
  @@
  expression E1,E2,E3;
  @@

  request_mem_region(E1,E2,E3)
  ...
  ?- release_region(E1,E2)
  + release_mem_region(E1,E2)
  // </smpl>

[akpm@linux-foundation.org: use resource_size()]
Signed-off-by: Julia Lawall <julia@diku.dk>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index b2f096871a97..0cec5650d56a 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -380,7 +380,7 @@ cleanup1:
 cleanup0:
         dev_set_drvdata(dev, NULL);
         mrst_rtc.dev = NULL;
-        release_region(iomem->start, iomem->end + 1 - iomem->start);
+        release_mem_region(iomem->start, resource_size(iomem));
         dev_err(dev, "rtc-mrst: unable to initialise\n");
         return retval;
 }
@@ -406,7 +406,7 @@ static void __devexit rtc_mrst_do_remove(struct device *dev)
         mrst->rtc = NULL;
 
         iomem = mrst->iomem;
-        release_region(iomem->start, iomem->end + 1 - iomem->start);
+        release_mem_region(iomem->start, resource_size(iomem));
         mrst->iomem = NULL;
 
         mrst->dev = NULL;