!632 fix: 共享内存问题修复

Merge pull request !632 from Harylee/cherry-pick-1632710893

!632 fix: 共享内存问题修复
Merge pull request !632 from Harylee/cherry-pick-1632710893
88a0caae · openharmony_ci · Gitee · 99824916 · 42fdaffe · 88a0caae
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Showing with 1 addition and 1 deletion

kernel/base/vm/shm.c kernel/base/vm/shm.c +1 -1

未找到文件。
--- a/kernel/base/vm/shm.c
+++ b/kernel/base/vm/shm.c
@@ -304,7 +304,7 @@ STATIC struct shmIDSource *ShmFindSeg(int shmid)
    }

    seg = &g_shmSegs[shmid];
-    if ((seg->status & SHM_SEG_FREE) || (seg->status & SHM_SEG_REMOVE)) {
+    if ((seg->status & SHM_SEG_FREE) || ((seg->ds.shm_nattch == 0) && (seg->status & SHM_SEG_REMOVE))) {
        set_errno(EIDRM);
        return NULL;
    }