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path: root/drivers/mfd
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Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/mfd-core.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 9c9c126ed33..6c0d1bec4b7 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -20,7 +20,7 @@ static int mfd_add_device(struct device *parent, int id,
struct resource *mem_base,
int irq_base)
{
- struct resource res[cell->num_resources];
+ struct resource *res;
struct platform_device *pdev;
int ret = -ENOMEM;
int r;
@@ -29,14 +29,17 @@ static int mfd_add_device(struct device *parent, int id,
if (!pdev)
goto fail_alloc;
+ res = kzalloc(sizeof(*res) * cell->num_resources, GFP_KERNEL);
+ if (!res)
+ goto fail_device;
+
pdev->dev.parent = parent;
ret = platform_device_add_data(pdev,
cell->platform_data, cell->data_size);
if (ret)
- goto fail_device;
+ goto fail_res;
- memset(res, 0, sizeof(res));
for (r = 0; r < cell->num_resources; r++) {
res[r].name = cell->resources[r].name;
res[r].flags = cell->resources[r].flags;
@@ -64,11 +67,15 @@ static int mfd_add_device(struct device *parent, int id,
ret = platform_device_add(pdev);
if (ret)
- goto fail_device;
+ goto fail_res;
+
+ kfree(res);
return 0;
/* platform_device_del(pdev); */
+fail_res:
+ kfree(res);
fail_device:
platform_device_put(pdev);
fail_alloc: