diff options
author | Jeremy Huddleston <jeremyhu@freedesktop.org> | 2009-10-13 12:54:56 -0700 |
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committer | Jeremy Huddleston <jeremyhu@freedesktop.org> | 2009-10-18 15:29:19 -0700 |
commit | 764ad51da76b44580fcfb103470ca8b06b187cc7 (patch) | |
tree | 7d8c4dcd1cf9719fa6424e79bd4e58bb855f9558 | |
parent | 8cc975261b6f32190ccf424a98b55f771db7f72f (diff) |
Rootless: src drawable window can now be NULL
Fix a possible crash when pSrc->pDrawable is NULL.
Signed-off-by: Colin Harrison <colin.harrison@virgin.net>
Signed-off-by: Jeremy Huddleston <jeremyhu@freedesktop.org>
(cherry picked from commit 7e178ffbed7c8557faf8d471ad275aa2b0365e1d)
-rw-r--r-- | miext/rootless/rootlessScreen.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/miext/rootless/rootlessScreen.c b/miext/rootless/rootlessScreen.c index 88d38698b..5ce34ef5c 100644 --- a/miext/rootless/rootlessScreen.c +++ b/miext/rootless/rootlessScreen.c @@ -257,7 +257,7 @@ RootlessComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst, maskWin = (pMask->pDrawable->type == DRAWABLE_WINDOW) ? (WindowPtr)pMask->pDrawable : NULL; } - srcWin = (pSrc->pDrawable->type == DRAWABLE_WINDOW) ? + srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ? (WindowPtr)pSrc->pDrawable : NULL; dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ? (WindowPtr)pDst->pDrawable : NULL; @@ -297,7 +297,7 @@ RootlessGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst, GlyphPtr glyph; WindowPtr srcWin, dstWin; - srcWin = (pSrc->pDrawable->type == DRAWABLE_WINDOW) ? + srcWin = (pSrc->pDrawable && pSrc->pDrawable->type == DRAWABLE_WINDOW) ? (WindowPtr)pSrc->pDrawable : NULL; dstWin = (pDst->pDrawable->type == DRAWABLE_WINDOW) ? (WindowPtr)pDst->pDrawable : NULL; |