diff options
| -rw-r--r-- | utils/exportfs/exportfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/utils/exportfs/exportfs.c b/utils/exportfs/exportfs.c index 9ea86cb..8c86790 100644 --- a/utils/exportfs/exportfs.c +++ b/utils/exportfs/exportfs.c @@ -452,6 +452,8 @@ static int test_export(char *path, int with_fsid) bp += n; len -= n; qword_add(&bp, &len, path); + if (len < 1) + return 0; snprintf(bp, len, " 3 %d 65534 65534 0\n", with_fsid ? NFSEXP_FSID : 0); fd = open("/proc/net/rpc/nfsd.export/channel", O_WRONLY); if (fd < 0) |