From: Juergen Gross <jgross@suse.com>
Date: Tue, 11 Jan 2022 14:58:08 +0000 (+0100)
Subject: Eliminate kbdfront union member in struct file
X-Git-Tag: xen-4.17.0-rc4~35
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=ef3876a527fdd53e9aff4d8cbf9f0741eeb57fa9;p=mini-os.git

Eliminate kbdfront union member in struct file

Replace the kbdfront specific union member in struct file with the
common dev pointer.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
---

diff --git a/fbfront.c b/fbfront.c
index c8410af..1e055fb 100644
--- a/fbfront.c
+++ b/fbfront.c
@@ -302,7 +302,7 @@ int kbdfront_open(struct kbdfront_dev *dev)
 {
     dev->fd = alloc_fd(FTYPE_KBD);
     printk("kbd_open(%s) -> %d\n", dev->nodename, dev->fd);
-    files[dev->fd].kbd.dev = dev;
+    files[dev->fd].dev = dev;
     return dev->fd;
 }
 #endif
diff --git a/include/lib.h b/include/lib.h
index 2a9a01c..5201ed7 100644
--- a/include/lib.h
+++ b/include/lib.h
@@ -196,9 +196,6 @@ struct file {
 	struct {
 	    struct netfront_dev *dev;
 	} tap;
-	struct {
-	    struct kbdfront_dev *dev;
-	} kbd;
 #ifdef CONFIG_TPMFRONT
 	struct {
 	   struct tpmfront_dev *dev;
diff --git a/lib/sys.c b/lib/sys.c
index 2d48657..8c7ea3c 100644
--- a/lib/sys.c
+++ b/lib/sys.c
@@ -275,7 +275,7 @@ int read(int fd, void *buf, size_t nbytes)
         case FTYPE_KBD: {
             int ret, n;
             n = nbytes / sizeof(union xenkbd_in_event);
-            ret = kbdfront_receive(files[fd].kbd.dev, buf, n);
+            ret = kbdfront_receive(files[fd].dev, buf, n);
 	    if (ret <= 0) {
 		errno = EAGAIN;
 		return -1;
@@ -474,7 +474,7 @@ int close(int fd)
 #endif
 #ifdef CONFIG_KBDFRONT
 	case FTYPE_KBD:
-            shutdown_kbdfront(files[fd].kbd.dev);
+            shutdown_kbdfront(files[fd].dev);
             files[fd].type = FTYPE_NONE;
             return 0;
 #endif