NFS: Buffer overflow in ->decode_dirent() should not be fatal
Overflowing the buffer in the readdir ->decode_dirent() should not lead to
a fatal error, but rather to an attempt to reread the record in question.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index 2563f76..ab59377 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -495,7 +495,7 @@
out_overflow:
print_overflow_msg(__func__, xdr);
- return ERR_PTR(-EIO);
+ return ERR_PTR(-EAGAIN);
}
/*
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 748dc91..e79e4f5 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -656,7 +656,7 @@
out_overflow:
print_overflow_msg(__func__, xdr);
out_overflow_exit:
- return ERR_PTR(-EIO);
+ return ERR_PTR(-EAGAIN);
}
/*
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index b7a204f..a3b39cb 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -6221,7 +6221,7 @@
out_overflow:
print_overflow_msg(__func__, xdr);
- return ERR_PTR(-EIO);
+ return ERR_PTR(-EAGAIN);
}
/*