1 files changed, 3 insertions, 3 deletions

diff --git a/util-linux/mount.c b/util-linux/mount.c
index 3cfbc5600..2efa77644 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -46,11 +46,11 @@
 #if defined(__dietlibc__)
 /* 16.12.2006, Sampo Kellomaki (sampo@iki.fi)
  * dietlibc-0.30 does not have implementation of getmntent_r() */
-static struct mntent *getmntent_r(FILE* stream, struct mntent* result, char* buffer, int bufsize)
+static struct mntent *getmntent_r(FILE* stream, struct mntent* result,
+                char* buffer ATTRIBUTE_UNUSED, int bufsize ATTRIBUTE_UNUSED)
 {
         struct mntent* ment = getmntent(stream);
-        memcpy(result, ment, sizeof(struct mntent));
-        return result;
+        return memcpy(result, ment, sizeof(*ment));
 }
 #endif