From cc6feecae23b321952921cf927bc965386844c8c Mon Sep 17 00:00:00 2001 From: Peter Hutterer Date: Tue, 3 May 2011 14:34:22 +1000 Subject: XIChangeHierarchy: Return Success early if no actual changes are requested. Do the same for negative num_changes. Found by static analyzer. Reported-by: Jeremy Huddleston Signed-off-by: Peter Hutterer Reviewed-by: Jeremy Huddleston --- man/XIChangeHierarchy.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'man') diff --git a/man/XIChangeHierarchy.txt b/man/XIChangeHierarchy.txt index ac667bc..205f40f 100644 --- a/man/XIChangeHierarchy.txt +++ b/man/XIChangeHierarchy.txt @@ -30,7 +30,8 @@ DESCRIPTION XIChangeHierarchy modifies the device hierarchy by creating or removing master devices or changing the attachment of slave devices. If num_changes is non-zero, changes is an array of - XIAnyHierarchyChangeInfo structures. + XIAnyHierarchyChangeInfo structures. If num_changes is equal or less than + zero, XIChangeHierarchy does nothing. XIChangeHierarchy processes changes in order, effective immediately. If an error occurs, processing is aborted and the -- cgit v1.2.3