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....@gmail.com>
---
drivers/mmc/host/davinci_mmc.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
index e15547c..7c7d268 100644
--- a/drivers/mmc/host/davinci_mmc.c
+++ b/drivers/mmc/host/davinci_mmc.c
@@ -1297,7 +1297,7 @@ cpu_freq_fail:
mmc_free_host(mmc);
if (mem)
- release_resource(mem);
+ release_mem_region(mem->start, resource_size(mem));
dev_dbg(&pdev->dev, "probe err %d\n", ret);
@@ -1322,7 +1322,8 @@ static int __exit davinci_mmcsd_remove(struct
platform_device *pdev)
iounmap(host->base);
- release_resource(host->mem_res);
+ release_mem_region(host->mem_res->start,
+ resource_size(host->mem_res));
mmc_free_host(host->mmc);
}
--
1.7.2
--
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