[nuttx] branch master updated: mm/mm_extend: Increase total heap size accordingly

[xi...@apache.org]

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xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git


The following commit(s) were added to refs/heads/master by this push:
     new 6c2e0b7333 mm/mm_extend: Increase total heap size accordingly
6c2e0b7333 is described below

commit 6c2e0b73334a7405108424a2c4e71d0c07c447b3
Author: Ville Juven <vi...@unikie.com>
AuthorDate: Thu Jan 19 08:32:56 2023 +0200

    mm/mm_extend: Increase total heap size accordingly
    
    When adding more heap memory, the total heap size was not updated. This
    results in a crash in mm_mallinfo:
    
    DEBUGASSERT((size_t)info->uordblks + info->fordblks == heap->mm_heapsize);
    
    This commit fixes this issue
---
 mm/mm_heap/mm_extend.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/mm/mm_heap/mm_extend.c b/mm/mm_heap/mm_extend.c
index 9ffc7e74cb..8ff2ddec0b 100644
--- a/mm/mm_heap/mm_extend.c
+++ b/mm/mm_heap/mm_extend.c
@@ -106,6 +106,10 @@ void mm_extend(FAR struct mm_heap_s *heap, FAR void *mem, size_t size,
   newnode->preceding = oldnode->size | MM_ALLOC_BIT;
 
   heap->mm_heapend[region] = newnode;
+
+  /* Finally, increase the total heap size accordingly */
+
+  heap->mm_heapsize += size;
   mm_unlock(heap);
 
   /* Finally "free" the new block of memory where the old terminal node was