st/xorg: Ensure null-terminated byte string.
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@ -122,7 +122,8 @@ crtc_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
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drm_mode.vrefresh = mode->VRefresh;
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if (!mode->name)
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xf86SetModeDefaultName(mode);
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strncpy(drm_mode.name, mode->name, DRM_DISPLAY_MODE_LEN);
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strncpy(drm_mode.name, mode->name, DRM_DISPLAY_MODE_LEN - 1);
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drm_mode.name[DRM_DISPLAY_MODE_LEN - 1] = '\0';
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ret = drmModeSetCrtc(ms->fd, drm_crtc->crtc_id, ms->fb_id, x, y,
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&drm_connector->connector_id, 1, &drm_mode);
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