[GFS2] NFS filehandle check
File handle checking error found in '07 NFS connectathon. The fh_type and fh_len are not necessarily identical. Some of the client machines could fail mount with stale filehandle without this patch. Signed-off-by: S. Wendy Cheng <wcheng@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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@ -38,14 +38,11 @@ static struct dentry *gfs2_decode_fh(struct super_block *sb,
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struct gfs2_fh_obj fh_obj;
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struct gfs2_inum_host *this, parent;
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if (fh_type != fh_len)
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return NULL;
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this = &fh_obj.this;
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fh_obj.imode = DT_UNKNOWN;
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memset(&parent, 0, sizeof(struct gfs2_inum));
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switch (fh_type) {
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switch (fh_len) {
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case GFS2_LARGE_FH_SIZE:
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parent.no_formal_ino = ((u64)be32_to_cpu(fh[4])) << 32;
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parent.no_formal_ino |= be32_to_cpu(fh[5]);
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