# \[PATCH\] powerpc/iommu: fix modpost section mismatch error in allocate\_dart()

- From: Jackie Liu \<hidden\>
- Date: 2021-12-16 08:25:18 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2021/12/9525557
- Thread: https://ratatoskr.run/linuxppc-dev/2021/12/9525557/t.md

```text
From: Jackie Liu <redacted>

allocate_dart is used in dart_init, and dart_init is in the __init
section, we should also put the allocate_dart function in the __init
section.

Reported-by: k2ci <redacted>
Signed-off-by: Jackie Liu <redacted>
---
 arch/powerpc/sysdev/dart_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 1d33b7a5ea83..be6b99b1b352 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -226,7 +226,7 @@ static void dart_free(struct iommu_table *tbl, long index, long npages)
 	dart_cache_sync(orig_dp, orig_npages);
 }
 
-static void allocate_dart(void)
+static void __init allocate_dart(void)
 {
 	unsigned long tmp;
 
-- 
2.25.1

```