video: Drop DEV_FLAGS_SYSTEM flag

DEV_FLAGS_SYSTEM does not have any actual meaning, hence drop it.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/input/cros_ec_keyb.c b/drivers/input/cros_ec_keyb.c
index a31aa77..dd150ee 100644
--- a/drivers/input/cros_ec_keyb.c
+++ b/drivers/input/cros_ec_keyb.c
@@ -258,7 +258,7 @@
 
 	memset(&dev, '\0', sizeof(dev));
 	strcpy(dev.name, "cros-ec-keyb");
-	dev.flags = DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
+	dev.flags = DEV_FLAGS_INPUT;
 	dev.getc = kbd_getc;
 	dev.tstc = kbd_tstc;
 	dev.start = cros_ec_init_keyboard;
diff --git a/drivers/input/keyboard.c b/drivers/input/keyboard.c
index be0f333..ca3886a 100644
--- a/drivers/input/keyboard.c
+++ b/drivers/input/keyboard.c
@@ -274,7 +274,7 @@
 		return -1;
 	memset (&kbddev, 0, sizeof(kbddev));
 	strcpy(kbddev.name, DEVNAME);
-	kbddev.flags =  DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
+	kbddev.flags =  DEV_FLAGS_INPUT;
 	kbddev.getc = kbd_getc ;
 	kbddev.tstc = kbd_testc ;
 
diff --git a/drivers/input/tegra-kbc.c b/drivers/input/tegra-kbc.c
index c9c9fac..6b88db4 100644
--- a/drivers/input/tegra-kbc.c
+++ b/drivers/input/tegra-kbc.c
@@ -358,7 +358,7 @@
 
 	memset(&dev, '\0', sizeof(dev));
 	strcpy(dev.name, "tegra-kbc");
-	dev.flags = DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
+	dev.flags = DEV_FLAGS_INPUT;
 	dev.getc = kbd_getc;
 	dev.tstc = kbd_tstc;
 	dev.start = init_tegra_keyboard;
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index bf972dc..3500047 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -330,7 +330,7 @@
 	memset(&dev, 0, sizeof(dev));
 
 	strcpy(dev.name, "nc");
-	dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
+	dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT;
 	dev.start = nc_stdio_start;
 	dev.putc = nc_stdio_putc;
 	dev.puts = nc_stdio_puts;
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index aa7ca86..51cdd4d 100644
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -2281,7 +2281,7 @@
 	memset(&console_dev, 0, sizeof(console_dev));
 	strcpy(console_dev.name, "vga");
 	console_dev.ext = DEV_EXT_VIDEO;	/* Video extensions */
-	console_dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_SYSTEM;
+	console_dev.flags = DEV_FLAGS_OUTPUT;
 	console_dev.putc = video_putc;	/* 'putc' function */
 	console_dev.puts = video_puts;	/* 'puts' function */