Only a positive return value indicates success.
Signed-off-by: Jan Beulich <jbeul...@suse.com>
---
drivers/video/fbdev/xen-fbfront.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- 4.7-rc6-xenbus_scanf.orig/drivers/video/fbdev/xen-fbfront.c
+++ 4.7-rc6-xenbus_scanf/drivers/video/fbdev/xen-fbfront.c
@@ -658,13 +658,13 @@ InitWait:
goto InitWait; /* no InitWait seen yet, fudge it */
if (xenbus_scanf(XBT_NIL, info->xbdev->otherend,
- "request-update", "%d", &val) < 0)
+ "request-update", "%d", &val) <= 0)
val = 0;
if (val)
info->update_wanted = 1;
if (xenbus_scanf(XBT_NIL, dev->otherend,
- "feature-resize", "%d", &val) < 0)
+ "feature-resize", "%d", &val) <= 0)
val = 0;
info->feature_resize = val;
break;
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