[patch] staging: android: ion: dummy: fix an error code

[Dan Carpenter]

We should be returning -ENOMEM here instead of zero.

Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/staging/android/ion/ion_dummy_driver.c 
b/drivers/staging/android/ion/ion_dummy_driver.c
index 55b2002753f2..f0d786c539ea 100644
--- a/drivers/staging/android/ion/ion_dummy_driver.c
+++ b/drivers/staging/android/ion/ion_dummy_driver.c
@@ -69,7 +69,7 @@ static int __init ion_dummy_init(void)
        heaps = kzalloc(sizeof(struct ion_heap *) * dummy_ion_pdata.nr,
                        GFP_KERNEL);
        if (!heaps)
-               return PTR_ERR(heaps);
+               return -ENOMEM;
 
 
        /* Allocate a dummy carveout heap */
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