From: J. Bruce Fields <bfields@citi.umich.edu>
Date: Thu, 19 Jul 2007 08:49:19 +0000 (-0700)
Subject: nfsd: remove unnecessary NULL checks from nfsd_cross_mnt
X-Git-Tag: v2.6.23-rc1~343
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=5d3dbbeaf56d0365ac6b5c0a0da0bd31cc4781e1

nfsd: remove unnecessary NULL checks from nfsd_cross_mnt

We can now assume that rqst_exp_get_by_name() does not return NULL; so clean
up some unnecessary checks.

Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
Acked-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index b8da5dd..5c97d0e 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -120,14 +120,14 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
 		mntput(mnt);
 		goto out;
 	}
-	if (exp2 && ((exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2))) {
+	if ((exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2)) {
 		/* successfully crossed mount point */
 		exp_put(exp);
 		*expp = exp2;
 		dput(dentry);
 		*dpp = mounts;
 	} else {
-		if (exp2) exp_put(exp2);
+		exp_put(exp2);
 		dput(mounts);
 	}
 	mntput(mnt);