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-rw-r--r--fs/splice.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/splice.c b/fs/splice.c
index 1bbc6f4..a1e701c 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -898,6 +898,9 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
if (unlikely(!(out->f_mode & FMODE_WRITE)))
return -EBADF;
+ if (unlikely(out->f_flags & O_APPEND))
+ return -EINVAL;
+
ret = rw_verify_area(WRITE, out, ppos, len);
if (unlikely(ret < 0))
return ret;
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