[PATCH 6/9] malloc: Add a function to detect if malloc pool is already initialized

[Sascha Hauer]

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 common/memory.c  | 8 ++++++++
 include/malloc.h | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/common/memory.c b/common/memory.c
index 57c73ab..4725f6e 100644
--- a/common/memory.c
+++ b/common/memory.c
@@ -49,6 +49,13 @@ unsigned long mem_malloc_end(void)
 tlsf_pool tlsf_mem_pool;
 #endif
 
+int mem_malloc_initialized;
+
+int mem_malloc_is_initialized(void)
+{
+	return mem_malloc_initialized;
+}
+
 void mem_malloc_init(void *start, void *end)
 {
 	malloc_start = (unsigned long)start;
@@ -57,6 +64,7 @@ void mem_malloc_init(void *start, void *end)
 #ifdef CONFIG_MALLOC_TLSF
 	tlsf_mem_pool = tlsf_create(start, end - start + 1);
 #endif
+	mem_malloc_initialized = 1;
 }
 
 #if !defined __SANDBOX__ && !defined CONFIG_ARCH_EFI
diff --git a/include/malloc.h b/include/malloc.h
index a36f3c0..0d3c9e9 100644
--- a/include/malloc.h
+++ b/include/malloc.h
@@ -11,4 +11,6 @@ void *calloc(size_t, size_t);
 void malloc_stats(void);
 void *sbrk(ptrdiff_t increment);
 
+int mem_malloc_is_initialized(void);
+
 #endif /* __MALLOC_H */
-- 
2.1.3