shut up, gcc!
diff --git a/src/cmd/tapefs/32vfs.c b/src/cmd/tapefs/32vfs.c
index 55d5dbe..c273bcf 100644
--- a/src/cmd/tapefs/32vfs.c
+++ b/src/cmd/tapefs/32vfs.c
@@ -152,6 +152,7 @@
 	long flags, i;
 	Fileinf f;
 
+	memset(&f, 0, sizeof f);
 	seek(tapefile, BLSIZE*((ino-1)/LINOPB + VSUPERB + 1), 0);
 	if (read(tapefile, buf, BLSIZE) != BLSIZE)
 		error("Can't read inode");
diff --git a/src/cmd/tapefs/v10fs.c b/src/cmd/tapefs/v10fs.c
index 64e6edd..a2f546c 100644
--- a/src/cmd/tapefs/v10fs.c
+++ b/src/cmd/tapefs/v10fs.c
@@ -152,6 +152,7 @@
 	long flags, i;
 	Fileinf f;
 
+	memset(&f, 0, sizeof f);
 	seek(tapefile, BLSIZE*((ino-1)/LINOPB + VSUPERB + 1), 0);
 	if (read(tapefile, buf, BLSIZE) != BLSIZE)
 		error("Can't read inode");
diff --git a/src/cmd/tapefs/v6fs.c b/src/cmd/tapefs/v6fs.c
index 46669de..648c212 100644
--- a/src/cmd/tapefs/v6fs.c
+++ b/src/cmd/tapefs/v6fs.c
@@ -153,6 +153,7 @@
 	long flags, i;
 	Fileinf f;
 
+	memset(&f, 0, sizeof f);
 	seek(tapefile, BLSIZE*((ino-1)/LINOPB + V6SUPERB + 1), 0);
 	if (read(tapefile, buf, BLSIZE) != BLSIZE)
 		error("Can't read inode");