[PATCH] s390/kexec: use vfree to free memory from vmalloc

[Baoquan He]

Since it's clear that memory is allocated with vzalloc in ipl_report_finish(),
let's use vfree to free the memory instead since it's more efficient than
kvfree.

This fixes the warning reported by lkp.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Baoquan He <bhe@xxxxxxxxxx>
---
 arch/s390/kernel/machine_kexec_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/kernel/machine_kexec_file.c b/arch/s390/kernel/machine_kexec_file.c
index 7f51837e9bc2..351a7ff69a43 100644
--- a/arch/s390/kernel/machine_kexec_file.c
+++ b/arch/s390/kernel/machine_kexec_file.c
@@ -329,7 +329,7 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi,
 
 int arch_kimage_file_post_load_cleanup(struct kimage *image)
 {
-	kvfree(image->arch.ipl_buf);
+	vfree(image->arch.ipl_buf);
 	image->arch.ipl_buf = NULL;
 
 	return kexec_image_post_load_cleanup_default(image);
-- 
2.17.2