nfsd4: remove check_conflicting_opens warning

There are actually rare races where this is possible (e.g. if a new open intervenes between the read of i_writecount and the fi_fds). Signed-off-by: J. Bruce Fields <[email protected]>
mrcsosa · Sep 25, 2020 · 50747dd · 50747dd
1 parent ae3c57b
commit 50747dd
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
@@ -4955,7 +4955,6 @@ static int nfsd4_check_conflicting_opens(struct nfs4_client *clp,
 		writes--;
 	if (fp->fi_fds[O_RDWR])
 		writes--;
-	WARN_ON_ONCE(writes < 0);
 	if (writes > 0)
 		return -EAGAIN;
 	spin_lock(&fp->fi_lock);