jlaitine commented on code in PR #8026:
URL: https://github.com/apache/nuttx/pull/8026#discussion_r1063401584
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mm/shm/shmdt.c:
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@@ -113,6 +91,16 @@ int shmdt(FAR const void *shmaddr)
goto errout_with_errno;
}
+ if (!group)
Review Comment:
the shmdt_priv is called from two places. "shmdt" is the normal detach
function for user, and there the "group" always exists.
shmdt_priv is also called from "munmap_shm" in shmat.c. From there the group
can also be "null" in case unmap is being done at process destruction phase.
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