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-rw-r--r--src/xlibclient.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/xlibclient.c b/src/xlibclient.c
index 0ef3d84..24d9525 100644
--- a/src/xlibclient.c
+++ b/src/xlibclient.c
@@ -100,7 +100,7 @@ NestedClientTryXShm(NestedClientPrivatePtr pPriv, int scrnIndex, int width, int
int shmMajor, shmMinor;
Bool hasSharedPixmaps;
- if (XShmQueryExtension(pPriv->display)) {
+ if (!XShmQueryExtension(pPriv->display)) {
xf86DrvMsg(scrnIndex, X_INFO, "XShmQueryExtension failed. Dropping XShm support.\n");
return FALSE;