X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fnfsd%2Fnfsctl.c;h=19ace74d35f6f2ac130cc3d31eab766aafcaccff;hb=5e0f872c7d7e371fbdf09e864eddd24bddfda8fe;hp=9506ea5656105adf0598b7b0cb7a3bdf69fd71cc;hpb=d3255ec483ca048192f6e8a8789e08e32b379b84;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 9506ea565610..19ace74d35f6 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -608,7 +608,7 @@ static ssize_t __write_versions(struct file *file, char *buf, size_t size)
 				       num);
 			sep = " ";
 
-			if (len > remaining)
+			if (len >= remaining)
 				break;
 			remaining -= len;
 			buf += len;
@@ -623,7 +623,7 @@ static ssize_t __write_versions(struct file *file, char *buf, size_t size)
 						'+' : '-',
 					minor);
 
-			if (len > remaining)
+			if (len >= remaining)
 				break;
 			remaining -= len;
 			buf += len;
@@ -631,7 +631,7 @@ static ssize_t __write_versions(struct file *file, char *buf, size_t size)
 		}
 
 	len = snprintf(buf, remaining, "\n");
-	if (len > remaining)
+	if (len >= remaining)
 		return -EINVAL;
 	return tlen + len;
 }