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mempool:fix bug, Misjudged the condition of interrupt memory release

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We don't need to subtract the block size; we only need to determine if it's within the interrupt memory range.

Signed-off-by: anjiahao <anjiahao@xiaomi.com>
This commit is contained in:
anjiahao
2024-11-21 18:20:41 +08:00
committed by Xiang Xiao
parent 4cf07dd756
commit 78ebf9b055
1 changed files with 2 additions and 3 deletions
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mm/mempool/mempool.c
+2 -3
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@@ -428,7 +428,6 @@ retry:
void mempool_release(FAR struct mempool_s *pool, FAR void *blk) void mempool_release(FAR struct mempool_s *pool, FAR void *blk)
{ {
irqstate_t flags = spin_lock_irqsave(&pool->lock); irqstate_t flags = spin_lock_irqsave(&pool->lock);
size_t blocksize = MEMPOOL_REALBLOCKSIZE(pool);
#if CONFIG_MM_BACKTRACE >= 0 #if CONFIG_MM_BACKTRACE >= 0
FAR struct mempool_backtrace_s *buf = FAR struct mempool_backtrace_s *buf =
(FAR struct mempool_backtrace_s *)((FAR char *)blk + pool->blocksize); (FAR struct mempool_backtrace_s *)((FAR char *)blk + pool->blocksize);
@@ -446,10 +445,10 @@ void mempool_release(FAR struct mempool_s *pool, FAR void *blk)
memset(blk, MM_FREE_MAGIC, pool->blocksize); memset(blk, MM_FREE_MAGIC, pool->blocksize);
#endif #endif
if (pool->interruptsize > blocksize) if (pool->ibase)
{ {
if ((FAR char *)blk >= pool->ibase && if ((FAR char *)blk >= pool->ibase &&
(FAR char *)blk < pool->ibase + pool->interruptsize - blocksize) (FAR char *)blk < pool->ibase + pool->interruptsize)
{ {
sq_addlast(blk, &pool->iqueue); sq_addlast(blk, &pool->iqueue);
} }