Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c
index 1ca80264c7b..b1243da55fc 100644
--- a/drivers/video/vesafb.c
+++ b/drivers/video/vesafb.c
@@ -96,14 +96,14 @@ static int vesafb_blank(int blank, struct fb_info *info)
                 int loop = 10000;
                 u8 seq = 0, crtc17 = 0;
 
-                err = 0;
-
-                if (blank) {
+                if (blank == FB_BLANK_POWERDOWN) {
                         seq = 0x20;
                         crtc17 = 0x00;
+                        err = 0;
                 } else {
                         seq = 0x00;
                         crtc17 = 0x80;
+                        err = (blank == FB_BLANK_UNBLANK) ? 0 : -EINVAL;
                 }
 
                 vga_wseq(NULL, 0x00, 0x01);