[nfs-utils PATCH] nfsstats: fix some exit codes.

[NeilBrown <neilb@suse.com>]

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"nfsstat -m" always exits with "1" (unless there is an error opening
/proc/mounts).  It should exist "0".

Also, a few usage errors cause an exit of "255" when it should probably
be "1".

Signed-off-by: NeilBrown <neilb@suse.com>
---
 utils/nfsstat/nfsstat.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/utils/nfsstat/nfsstat.c b/utils/nfsstat/nfsstat.c
index 8376347d5af4..eddbe9a14f25 100644
--- a/utils/nfsstat/nfsstat.c
+++ b/utils/nfsstat/nfsstat.c
@@ -389,7 +389,7 @@ main(int argc, char **argv)
 		switch (c) {
 		case 'a':
 			fprintf(stderr, "nfsstat: nfs acls are not yet supported.\n");
-			return -1;
+			return 1;
 		case 'c':
 			opt_clt = 1;
 			break;
@@ -455,7 +455,7 @@ main(int argc, char **argv)
 					"not yet supported\n");
 			return 2;
 		case 'm':
-			return mounts(MOUNTSFILE);
+			return ! mounts(MOUNTSFILE);
 		case '\1':
 			usage(progname);
 			return 0;
@@ -464,7 +464,7 @@ main(int argc, char **argv)
 			return 0;
 		default:
 			printf("Try `%s --help' for more information.\n", progname);
-			return -1;
+			return 1;
 		}
 	}
 
-- 
2.11.0


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