Fix segfault for unknown memcache flags

TysonAndre · TysonAndre · commit 37f2cf98ae80 · 2019-03-11T17:40:40.000-04:00
Set retval to false so that the resulting uninitialized zval won't be
used.
diff --git a/php_memcached.c b/php_memcached.c
@@ -3745,6 +3745,7 @@ zend_bool s_memcached_result_to_zval(memcached_st *memc, memcached_result_st *re
 
 		default:
 			php_error_docref(NULL, E_WARNING, "unknown payload type");
+			retval = 0;
 			break;
 	}
 	zend_string_release(data);

Original file line number	Diff line number	Diff line change
`@@ -3745,6 +3745,7 @@ zend_bool s_memcached_result_to_zval(memcached_st memc, memcached_result_st re`
`3745`	`3745`
`3746`	`3746`	`default:`
`3747`	`3747`	`php_error_docref(NULL, E_WARNING, "unknown payload type");`
	`3748`	`+ retval = 0;`
`3748`	`3749`	`break;`
`3749`	`3750`	`}`
`3750`	`3751`	`zend_string_release(data);`