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Bug 632544 - JSD_GetJSFunction can return NULL (r=dmandelin)

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This commit is contained in:
Steve Fink 2011-01-28 16:54:42 -08:00
parent bbfde362e9
commit a2f27a580c
1 changed files with 6 additions and 2 deletions
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8
js/jsd/jsd_xpc.cpp
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@ -1286,6 +1286,11 @@ jsdScript::GetParameterNames(PRUint32* count, PRUnichar*** paramNames)
return NS_ERROR_FAILURE;
}
JSFunction *fun = JSD_GetJSFunction (mCx, mScript);
if (!fun) {
*count = 0;
*paramNames = nsnull;
return NS_OK;
}
JSAutoRequest ar(cx);
JSAutoEnterCompartment ac;
@ -1293,8 +1298,7 @@ jsdScript::GetParameterNames(PRUint32* count, PRUnichar*** paramNames)
return NS_ERROR_FAILURE;
uintN nargs;
if (!fun ||
!JS_FunctionHasLocalNames(cx, fun) ||
if (!JS_FunctionHasLocalNames(cx, fun) ||
(nargs = JS_GetFunctionArgumentCount(cx, fun)) == 0) {
*count = 0;
*paramNames = nsnull;