From e7969315f472aeddf39d6db34cc3f6bf3316fd62 Mon Sep 17 00:00:00 2001 From: Kinglong Mee Date: Mon, 13 Jul 2015 17:34:19 +0800 Subject: [PATCH] nfsd: Remove macro LOFF_OVERFLOW Signed-off-by: Kinglong Mee Signed-off-by: J. Bruce Fields --- fs/nfsd/nfs4state.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 433355d46794..74eb8c2e13a0 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5045,9 +5045,6 @@ out: 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) -- 2.20.1