sane.ds: Check return value from sane_control_option().

05907c3e · Lei Zhang · Alexandre Julliard · e984d7ba · 05907c3e
Commit 05907c3e authored Nov 09, 2007 by Lei Zhang Committed by Alexandre Julliard Nov 09, 2007
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ui.c dlls/sane.ds/ui.c +5 -0

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--- a/dlls/sane.ds/ui.c
+++ b/dlls/sane.ds/ui.c
@@ -739,6 +739,11 @@ static INT_PTR InitializeDialog(HWND hwnd)
    rc = psane_control_option(activeDS.deviceHandle, 0, SANE_ACTION_GET_VALUE,
            &optcount, NULL);
+    if (rc != SANE_STATUS_GOOD)
+    {
+        ERR("Unable to read number of options\n");
+        return FALSE;
+    }
    for ( i = 1; i < optcount; i++)
    {