From bba0cd0e3d97472855840af817b766e3f632a501 Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Tue, 5 Oct 2010 16:03:42 +0530 Subject: [PATCH] ceph: Update max_len with minimum required size encode_fh on error should update max_len with minimum required size, so that caller can redo the call with the reallocated buffer. This is required with open by handle patch series Signed-off-by: Aneesh Kumar K.V Signed-off-by: Sage Weil --- fs/ceph/export.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/ceph/export.c b/fs/ceph/export.c index 387c5823944e..e38423e82f2e 100644 --- a/fs/ceph/export.c +++ b/fs/ceph/export.c @@ -62,13 +62,16 @@ static int ceph_encode_fh(struct dentry *dentry, u32 *rawfh, int *max_len, *max_len = connected_handle_length; type = 2; } else if (*max_len >= handle_length) { - if (connectable) + if (connectable) { + *max_len = connected_handle_length; return 255; + } dout("encode_fh %p\n", dentry); fh->ino = ceph_ino(dentry->d_inode); *max_len = handle_length; type = 1; } else { + *max_len = handle_length; return 255; } return type; -- 2.20.1