diff --git a/arch/powerpc/platforms/pseries/papr-hvpipe.c b/arch/powerpc/platforms/pseries/papr-hvpipe.c
index c41d45e1986d..3392874ebdf6 100644
--- a/arch/powerpc/platforms/pseries/papr-hvpipe.c
+++ b/arch/powerpc/platforms/pseries/papr-hvpipe.c
@@ -327,7 +327,7 @@ static ssize_t papr_hvpipe_handle_read(struct file *file,
 {
 
 	struct hvpipe_source_info *src_info = file->private_data;
-	struct papr_hvpipe_hdr hdr;
+	struct papr_hvpipe_hdr hdr = {};
 	long ret;
 
 	/*