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| author | Alan Coopersmith <alan.coopersmith@oracle.com> | 2013-05-01 23:58:39 -0700 |
|---|---|---|
| committer | Alan Coopersmith <alan.coopersmith@oracle.com> | 2013-05-23 08:13:25 -0700 |
| commit | 59b8e1388a687f871831ac5a9e0ac11de75e2516 (patch) | |
| tree | d2da4d43b4914089efdde02ace9613b41a937427 /src/XGetMMap.c | |
| parent | 5d43d4914dcabb6de69859567061e99300e56ef4 (diff) | |
Use _XEatDataWords to avoid overflow of rep.length bit shifting
rep.length is a CARD32, so rep.length << 2 could overflow in 32-bit builds
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Diffstat (limited to 'src/XGetMMap.c')
| -rw-r--r-- | src/XGetMMap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/XGetMMap.c b/src/XGetMMap.c index 8a1cdb2..ce10c2d 100644 --- a/src/XGetMMap.c +++ b/src/XGetMMap.c @@ -92,7 +92,7 @@ XGetDeviceModifierMapping( if (res->modifiermap) _XReadPad(dpy, (char *)res->modifiermap, nbytes); else - _XEatData(dpy, (unsigned long)nbytes); + _XEatDataWords(dpy, rep.length); res->max_keypermod = rep.numKeyPerModifier; } |