[PATCH v1 4/9] s390/vmemmap: cleanup when vmemmap_populate() fails

[David Hildenbrand]

Cleanup what we partially added in case vmemmap_populate() fails.

Cc: Heiko Carstens <heiko.carst...@de.ibm.com>
Cc: Vasily Gorbik <g...@linux.ibm.com>
Cc: Christian Borntraeger <borntrae...@de.ibm.com>
Cc: Gerald Schaefer <gerald.schae...@de.ibm.com>
Signed-off-by: David Hildenbrand <da...@redhat.com>
---
 arch/s390/mm/vmem.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index 16e109c292bf5..bcddabd509da8 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -364,6 +364,8 @@ int __meminit vmemmap_populate(unsigned long start, 
unsigned long end, int node,
        }
        ret = 0;
 out:
+       if (ret)
+               vmemmap_free(start, end, altmap);
        return ret;
 }
 
-- 
2.26.2