[nuttx] 02/02: mm/mempool/mempool_multiple.c: Remove void * arithmetic

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commit 5920a8b673d1be77b5f9b8e3e5c971b8cdd1ab80
Author: Jukka Laitinen <ju...@ssrc.tii.ae>
AuthorDate: Wed Jan 18 14:36:48 2023 +0400

    mm/mempool/mempool_multiple.c: Remove void * arithmetic
    
    Cast substraction arguments to FAR char *, which gives the same result as the
    gcc extension on the original void * arithmetic.
    
    Signed-off-by: Jukka Laitinen <ju...@ssrc.tii.ae>
---
 mm/mempool/mempool_multiple.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/mempool/mempool_multiple.c b/mm/mempool/mempool_multiple.c
index 0ca738be06..afa6a5e979 100644
--- a/mm/mempool/mempool_multiple.c
+++ b/mm/mempool/mempool_multiple.c
@@ -220,7 +220,7 @@ mempool_multiple_get_dict(FAR struct mempool_multiple_s *mpool,
   col = index - (row << mpool->dict_col_num_log2);
   if (mpool->dict[row] == NULL ||
       mpool->dict[row][col].addr != addr ||
-      blk - addr >= mpool->dict[row][col].size)
+      (FAR char *)blk - (FAR char *)addr >= mpool->dict[row][col].size)
     {
       return NULL;
     }