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authorChuck Lever <chuck.lever@oracle.com>2011-10-25 12:18:03 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2011-10-31 11:52:47 -0400
commite414966b81a74745ac8d6bfeda0d95fb721e6d91 (patch)
treea4851a80ca1b1fd965da9f475135356ab872db59
parentc6e696660213a89a5bfde8b49d539553904c808f (diff)
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NFS: Remove no-op less-than-zero checks on unsigned variables.
Introduced by commit 16b374ca "NFSv4.1: pnfs: filelayout: add driver's LAYOUTGET and GETDEVICEINFO infrastructure" (October 20, 2010). Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
-rw-r--r--fs/nfs/nfs4filelayout.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 09119418402..12185aadb34 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -449,9 +449,8 @@ filelayout_check_layout(struct pnfs_layout_hdr *lo,
fl->dsaddr = dsaddr;
- if (fl->first_stripe_index < 0 ||
- fl->first_stripe_index >= dsaddr->stripe_count) {
- dprintk("%s Bad first_stripe_index %d\n",
+ if (fl->first_stripe_index >= dsaddr->stripe_count) {
+ dprintk("%s Bad first_stripe_index %u\n",
__func__, fl->first_stripe_index);
goto out_put;
}
@@ -552,7 +551,7 @@ filelayout_decode_layout(struct pnfs_layout_hdr *flo,
/* Note that a zero value for num_fh is legal for STRIPE_SPARSE.
* Futher checking is done in filelayout_check_layout */
- if (fl->num_fh < 0 || fl->num_fh >
+ if (fl->num_fh >
max(NFS4_PNFS_MAX_STRIPE_CNT, NFS4_PNFS_MAX_MULTI_CNT))
goto out_err;