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-rw-r--r--ipc/shm.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/ipc/shm.c b/ipc/shm.c
index 7fc9f9f..0145479 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1172,13 +1172,6 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg, ulong *raddr,
if (find_vma_intersection(current->mm, addr, addr + size))
goto invalid;
- /*
- * If shm segment goes below stack, make sure there is some
- * space left for the stack to grow (at least 4 pages).
- */
- if (addr < current->mm->start_stack &&
- addr > current->mm->start_stack - size - PAGE_SIZE * 5)
- goto invalid;
}
addr = do_mmap_pgoff(file, addr, size, prot, flags, 0, &populate);
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