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sysupgrade: Tweak an expression to reduce potential (safe) warning messages.
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@ -9,7 +9,7 @@ set -e
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# Do nothing if user want to discard old settings.
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if [ -n "$SAVE_CONFIG" -a $SAVE_CONFIG -eq 0 ]; then
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if [ -n "$SAVE_CONFIG" ] && [ $SAVE_CONFIG -eq 0 ]; then
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exit 0
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fi
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