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nfsd: Remove macro LOFF_OVERFLOW 

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Kinglong Mee 2015-07-13 17:34:19 +08:00 committed by J. Bruce Fields
parent 7a5e8d5b5c
commit e7969315f4
1 changed files with 2 additions and 5 deletions
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7
fs/nfsd/nfs4state.c
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@ -5045,9 +5045,6 @@ nfsd4_delegreturn(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
return status;
}
#define LOFF_OVERFLOW(start, len) ((u64)(len) > ~(u64)(start))
static inline u64
end_offset(u64 start, u64 len)
{
@ -5299,8 +5296,8 @@ find_or_create_lock_stateid(struct nfs4_lockowner *lo, struct nfs4_file *fi,
static int
check_lock_length(u64 offset, u64 length)
{
return ((length == 0) || ((length != NFS4_MAX_UINT64) &&
LOFF_OVERFLOW(offset, length)));
return ((length == 0) || ((length != NFS4_MAX_UINT64) &&
(length > ~offset)));
}
static void get_lock_access(struct nfs4_ol_stateid *lock_stp, u32 access)