diff --git a/[refs] b/[refs]
index 586c37994e5a..5876fa9f7a68 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d9bdcc72ecf055f97ed736a6c0309bd41baf10a7
+refs/heads/master: 6d87fea4dd7152df4a4605a3846c3bf10f869e0c
diff --git a/trunk/usr/gen_init_cpio.c b/trunk/usr/gen_init_cpio.c
index 83b3dde1a83b..b2b3c2d1cf8b 100644
--- a/trunk/usr/gen_init_cpio.c
+++ b/trunk/usr/gen_init_cpio.c
@@ -354,7 +354,10 @@ static int cpio_mkfile(const char *name, const char *location,
 		push_pad();
 
 		if (size) {
-			fwrite(filebuf, size, 1, stdout);
+			if (fwrite(filebuf, size, 1, stdout) != 1) {
+				fprintf(stderr, "writing filebuf failed\n");
+				goto error;
+			}
 			offset += size;
 			push_pad();
 		}