diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/XF86VMode.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/XF86VMode.c b/src/XF86VMode.c index c7169c7..d13da14 100644 --- a/src/XF86VMode.c +++ b/src/XF86VMode.c @@ -204,10 +204,9 @@ XF86VidModeGetModeLine(Display* dpy, int screen, int* dotclock, XF86VidModeModeLine* modeline) { XExtDisplayInfo *info = find_display (dpy); - xXF86VidModeGetModeLineReply rep; - xXF86OldVidModeGetModeLineReply oldrep; xXF86VidModeGetModeLineReq *req; int majorVersion, minorVersion; + CARD32 remaining_len; Bool result = True; XF86VidModeCheckExtension (dpy, info, False); @@ -220,12 +219,16 @@ XF86VidModeGetModeLine(Display* dpy, int screen, int* dotclock, req->screen = screen; if (majorVersion < 2) { + xXF86OldVidModeGetModeLineReply oldrep; + if (!_XReply(dpy, (xReply *)&oldrep, (SIZEOF(xXF86OldVidModeGetModeLineReply) - SIZEOF(xReply)) >> 2, xFalse)) { UnlockDisplay(dpy); SyncHandle(); return False; } + remaining_len = oldrep.length - + ((SIZEOF(xXF86OldVidModeGetModeLineReply) - SIZEOF(xReply)) >> 2); *dotclock = oldrep.dotclock; modeline->hdisplay = oldrep.hdisplay; modeline->hsyncstart = oldrep.hsyncstart; @@ -239,12 +242,16 @@ XF86VidModeGetModeLine(Display* dpy, int screen, int* dotclock, modeline->flags = oldrep.flags; modeline->privsize = oldrep.privsize; } else { + xXF86VidModeGetModeLineReply rep; + if (!_XReply(dpy, (xReply *)&rep, (SIZEOF(xXF86VidModeGetModeLineReply) - SIZEOF(xReply)) >> 2, xFalse)) { UnlockDisplay(dpy); SyncHandle(); return False; } + remaining_len = rep.length - + ((SIZEOF(xXF86VidModeGetModeLineReply) - SIZEOF(xReply)) >> 2); *dotclock = rep.dotclock; modeline->hdisplay = rep.hdisplay; modeline->hsyncstart = rep.hsyncstart; @@ -265,8 +272,7 @@ XF86VidModeGetModeLine(Display* dpy, int screen, int* dotclock, else modeline->private = NULL; if (modeline->private == NULL) { - _XEatDataWords(dpy, rep.length - - ((SIZEOF(xXF86VidModeGetModeLineReply) - SIZEOF(xReply)) >> 2)); + _XEatDataWords(dpy, remaining_len); result = False; } else _XRead(dpy, (char*)modeline->private, modeline->privsize * sizeof(INT32)); |