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rtc: rtc-sh - fix a memory leak 

request_mem_region() will call kzalloc to allocate memory for struct resource.
release_resource() unregisters the resource but does not free the allocated
memory, thus use release_mem_region() instead to fix the memory leak.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Axel Lin 2010-11-08 13:35:10 +08:00 committed by Paul Mundt
parent 151f52f09c
commit 899be96db7
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-sh.c
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@ -761,7 +761,7 @@ err_unmap:
clk_put(rtc->clk);
iounmap(rtc->regbase);
err_badmap:
release_resource(rtc->res);
release_mem_region(rtc->res->start, rtc->regsize);
err_badres:
kfree(rtc);
@ -786,7 +786,7 @@ static int __exit sh_rtc_remove(struct platform_device *pdev)
}
iounmap(rtc->regbase);
release_resource(rtc->res);
release_mem_region(rtc->res->start, rtc->regsize);
clk_disable(rtc->clk);
clk_put(rtc->clk);