forbid-prop-types crashes on PropTypes.shape

[MhMadHamster]

eslint: v7.3.1
eslint-plugin-react: v7.20.1

Code:

import PropTypes from "prop-types";

const Foo = {
	foo: PropTypes.string,
};

const Bar = {
	bar: PropTypes.shape(Foo),
};

Error:

TypeError: Cannot read property 'forEach' of undefined
Occurred while linting C:\Projects\test\index.js:8
    at checkProperties (C:\Projects\test\node_modules\eslint-plugin-react\lib\rules\forbid-prop-types.js:91:20)
    at CallExpression (C:\Projects\test\node_modules\eslint-plugin-react\lib\rules\forbid-prop-types.js:173:11)
    at C:\Projects\test\node_modules\eslint\lib\linter\safe-emitter.js:45:58
    at Array.forEach (<anonymous>)
    at Object.emit (C:\Projects\test\node_modules\eslint\lib\linter\safe-emitter.js:45:38)
    at NodeEventGenerator.applySelector (C:\Projects\test\node_modules\eslint\lib\linter\node-event-generator.js:254:26)
    at NodeEventGenerator.applySelectors (C:\Projects\test\node_modules\eslint\lib\linter\node-event-generator.js:283:22)
    at NodeEventGenerator.enterNode (C:\Projects\test\node_modules\eslint\lib\linter\node-event-generator.js:297:14)
    at CodePathAnalyzer.enterNode (C:\Projects\test\node_modules\eslint\lib\linter\code-path-analysis\code-path-analyzer.js:635:23)
    at C:\Projects\test\node_modules\eslint\lib\linter\linter.js:949:32

[Aerendir]

I have the same error.

[ljharb]

Thanks for the repro; I'll have the fix released later today.

[ljharb]

v7.20.2 is released.