text-based mount command: fix return value from po_rightmost()

[nfs-utils.git] / utils / mount / parse_opt.c

diff --git a/utils/mount/parse_opt.c b/utils/mount/parse_opt.c
index 493450859f2235714caaca5391496f8eed85a588..1dfee8aafe1b97bad1582361becc64d8dc69eb51 100644 (file)
--- a/utils/mount/parse_opt.c
+++ b/utils/mount/parse_opt.c
@@ -437,9 +437,10 @@ po_found_t po_get_numeric(struct mount_options *options, char *keyword, long *va
  * as "proto=," "udp" and "tcp."
  *
  * Returns the index into @keys of the option that is rightmost.
  * as "proto=," "udp" and "tcp."
  *
  * Returns the index into @keys of the option that is rightmost.

- * If none of the options are present, returns zero.
+ * If none of the options listed in @keys is present in @options, or
+ * if @options is NULL, returns -1.

  */
  */

-unsigned int po_rightmost(struct mount_options *options, const char *keys[])
+int po_rightmost(struct mount_options *options, const char *keys[])

 {
        struct mount_option *option;
        unsigned int i;
 {
        struct mount_option *option;
        unsigned int i;


@@ -452,7 +453,7 @@ unsigned int po_rightmost(struct mount_options *options, const char *keys[])
                }
        }
 
                }
        }
 

-       return 0;
+       return -1;

 }
 
 /**
 }
 
 /**