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Message-Id: <1290415596.5471.10.camel@mola>
Date: Mon, 22 Nov 2010 16:46:36 +0800
From: Axel Lin <axel.lin@...il.com>
To: linux-kernel <linux-kernel@...r.kernel.org>
Cc: Chris Ball <cjb@...top.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Eric Miao <eric.y.miao@...il.com>, linux-mmc@...r.kernel.org
Subject: [PATCH 3/4] [ARM] pxamci: 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@...il.com>
---
drivers/mmc/host/pxamci.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 7257738..d98e647 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -774,7 +774,7 @@ err_gpio_ro:
}
if (mmc)
mmc_free_host(mmc);
- release_resource(r);
+ release_mem_region(r->start, SZ_4K);
return ret;
}
@@ -824,7 +824,7 @@ static int pxamci_remove(struct platform_device *pdev)
clk_put(host->clk);
- release_resource(host->res);
+ release_mem_region(host->res->start, SZ_4K);
mmc_free_host(mmc);
}
--
1.7.2
--
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