Messages in this thread Patch in this message | | | Date | Thu, 25 Apr 2013 18:02:21 +0800 | From | Zhao Hongjiang <> | Subject | [PATCH] aio: dprintks in aio_read_evt were referencing aio_ring after kunmap_atomic |
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Signed-off-by: Zhao Hongjiang <zhaohongjiang@huawei.com> Cc: stable@vger.kernel.org ---
linux-next use pr_debug instead of dprintk, and fix the issue.
--- fs/aio.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/aio.c b/fs/aio.c index 3f941f2..1dc8786 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -1029,9 +1029,9 @@ static int aio_read_evt(struct kioctx *ioctx, struct io_event *ent) spin_unlock(&info->ring_lock); out: - kunmap_atomic(ring); dprintk("leaving aio_read_evt: %d h%lu t%lu\n", ret, (unsigned long)ring->head, (unsigned long)ring->tail); + kunmap_atomic(ring); return ret; } -- 1.7.1
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