diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h
index 17c0149..e6b5f16 100644
--- a/drivers/staging/comedi/comedi.h
+++ b/drivers/staging/comedi/comedi.h
@@ -305,13 +305,11 @@
 #define COMEDI_INSNLIST _IOR(CIO, 11, struct comedi_insnlist)
 #define COMEDI_INSN _IOR(CIO, 12, struct comedi_insn)
 #define COMEDI_BUFCONFIG _IOR(CIO, 13, struct comedi_bufconfig)
-#define COMEDI_BUFINFO _IOWR(CIO, 14, comedi_bufinfo)
+#define COMEDI_BUFINFO _IOWR(CIO, 14, struct comedi_bufinfo)
 #define COMEDI_POLL _IO(CIO, 15)
 
 /* structures */
 
-typedef struct comedi_bufinfo_struct comedi_bufinfo;
-
 struct comedi_trig {
 	unsigned int subdev;	/* subdevice */
 	unsigned int mode;	/* mode */
@@ -426,7 +424,7 @@
 	unsigned int unused[4];
 };
 
-struct comedi_bufinfo_struct {
+struct comedi_bufinfo {
 	unsigned int subdevice;
 	unsigned int bytes_read;
 
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 5cb6031..19dce2e 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -556,11 +556,11 @@
   */
 static int do_bufinfo_ioctl(struct comedi_device *dev, void *arg)
 {
-	comedi_bufinfo bi;
+	struct comedi_bufinfo bi;
 	struct comedi_subdevice *s;
 	struct comedi_async *async;
 
-	if (copy_from_user(&bi, arg, sizeof(comedi_bufinfo)))
+	if (copy_from_user(&bi, arg, sizeof(struct comedi_bufinfo)))
 		return -EFAULT;
 
 	if (bi.subdevice >= dev->n_subdevices || bi.subdevice < 0)
@@ -601,7 +601,7 @@
 	bi.buf_read_ptr = async->buf_read_ptr;
 
 copyback:
-	if (copy_to_user(arg, &bi, sizeof(comedi_bufinfo)))
+	if (copy_to_user(arg, &bi, sizeof(struct comedi_bufinfo)))
 		return -EFAULT;
 
 	return 0;