Commit 87e2831c authored by Yan Zheng's avatar Yan Zheng Committed by Linus Torvalds

AIO: fix cleanup in io_submit_one(...)

When IOCB_FLAG_RESFD flag is set and iocb->aio_resfd is incorrect,
statement 'goto out_put_req' is executed. At label 'out_put_req',
aio_put_req(..) is called, which requires 'req->ki_filp' set.

Signed-off-by: Yan Zheng<yanzheng@21cn.com>
Cc: Zach Brown <zach.brown@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 745ad48e
......@@ -1562,6 +1562,7 @@ int fastcall io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
fput(file);
return -EAGAIN;
}
req->ki_filp = file;
if (iocb->aio_flags & IOCB_FLAG_RESFD) {
/*
* If the IOCB_FLAG_RESFD flag of aio_flags is set, get an
......@@ -1576,7 +1577,6 @@ int fastcall io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
}
}
req->ki_filp = file;
ret = put_user(req->ki_key, &user_iocb->aio_key);
if (unlikely(ret)) {
dprintk("EFAULT: aio_key\n");
......
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