27 lines
1.2 KiB
Diff
27 lines
1.2 KiB
Diff
diff --git a/contrib/opvp/gdevopvp.c b/contrib/opvp/gdevopvp.c
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index 74200cf..dc45b22 100644
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--- a/contrib/opvp/gdevopvp.c
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+++ b/contrib/opvp/gdevopvp.c
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@@ -3296,7 +3296,7 @@ _get_params(gx_device* dev, gs_param_list *plist)
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/* vector driver name */
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pname = "Driver";
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vdps.data = (byte *)opdev->globals.vectorDriver;
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- vdps.size = (opdev->globals.vectorDriver ? strlen(opdev->globals.vectorDriver) + 1 : 0);
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+ vdps.size = (opdev->globals.vectorDriver ? strlen(opdev->globals.vectorDriver) : 0);
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vdps.persistent = false;
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code = param_write_string(plist, pname, &vdps);
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if (code) ecode = code;
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@@ -3456,6 +3456,12 @@ _put_params(gx_device *dev, gs_param_list *plist)
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code = param_read_string(plist, pname, &vdps);
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switch (code) {
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case 0:
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+ if (gs_is_path_control_active(dev->memory)
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+ && (!opdev->globals.vectorDriver || strlen(opdev->globals.vectorDriver) != vdps.size
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+ || memcmp(opdev->globals.vectorDriver, vdps.data, vdps.size) != 0)) {
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+ param_signal_error(plist, pname, gs_error_invalidaccess);
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+ return_error(gs_error_invalidaccess);
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+ }
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buff = realloc(buff, vdps.size + 1);
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memcpy(buff, vdps.data, vdps.size);
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buff[vdps.size] = 0;
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