Added missing "if (umm_heap == NULL) {..." to umm_free_heap_size_lw (#6929)

mhightower83 · earlephilhower · earlephilhower · commit 30bfdad45892 · 2019-12-20T15:45:16.000-08:00
also called through xPortGetFreeHeapSize, umm_free_heap_size, ...

Co-authored-by: Earle F. Philhower, III &lt;earlephilhower@yahoo.com&gt;
diff --git a/cores/esp8266/umm_malloc/umm_local.c b/cores/esp8266/umm_malloc/umm_local.c
@@ -162,6 +162,10 @@ UMM_STATISTICS ummStats;
 
 // Keep complete call path in IRAM
 size_t umm_free_heap_size_lw( void ) {
+  if (umm_heap == NULL) {
+    umm_init();
+  }
+
   return (size_t)ummStats.free_blocks * sizeof(umm_block);
 }
 #endif
@@ -211,5 +215,3 @@ int ICACHE_FLASH_ATTR umm_info_safe_printf_P(const char *fmt, ...) {
 }
 
 #endif // BUILD_UMM_MALLOC_C
-
-

Original file line number	Diff line number	Diff line change
`@@ -162,6 +162,10 @@ UMM_STATISTICS ummStats;`
`162`	`162`
`163`	`163`	`// Keep complete call path in IRAM`
`164`	`164`	`size_t umm_free_heap_size_lw( void ) {`
	`165`	`+ if (umm_heap == NULL) {`
	`166`	`+ umm_init();`
	`167`	`+ }`
	`168`	`+`
`165`	`169`	`return (size_t)ummStats.free_blocks * sizeof(umm_block);`
`166`	`170`	`}`
`167`	`171`	`#endif`
`@@ -211,5 +215,3 @@ int ICACHE_FLASH_ATTR umm_info_safe_printf_P(const char *fmt, ...) {`
`211`	`215`	`}`
`212`	`216`
`213`	`217`	`#endif // BUILD_UMM_MALLOC_C`
`214`		`-`
`215`		`-`