xsetroot: Changes to 'master'

[Alan Coopersmith]

 xsetroot.c |   11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

New commits:
commit ff223d5595c292f0ccee9f4690f11b29157ef3ab
Author: Alan Coopersmith <alan.coopersmith at oracle.com>
Date:   Wed Dec 31 11:35:47 2014 -0800

    Only use results from GetWindowProperty if it returned success
    
    Since Xlib prior to 1.6 didn't always clear values on failure, don't
    assume they're safe to use unless we succeeded.
    
    Reported by Oracle Parfait 1.5.1:
    Error: Uninitialised memory (CWE 456)
       Possible access to uninitialised memory '&after'
            at line 328 of xsetroot.c in function 'FixupState'.
              &after allocated at line 317.
       Possible access to uninitialised memory '&data'
            at line 330 of xsetroot.c in function 'FixupState'.
              &data allocated at line 318.
       Possible access to uninitialised memory '&format'
            at line 328 of xsetroot.c in function 'FixupState'.
              &format allocated at line 316.
       Possible access to uninitialised memory '&length'
            at line 328 of xsetroot.c in function 'FixupState'.
              &length allocated at line 317.
       Possible access to uninitialised memory '&type'
            at line 328 of xsetroot.c in function 'FixupState'.
              &type allocated at line 315.
            at line 331 of xsetroot.c in function 'FixupState'.
              &type allocated at line 315.
    
    Signed-off-by: Alan Coopersmith <alan.coopersmith at oracle.com>
    Reviewed-by: Hans de Goede <hdegoede at redhat.com>