mount: Fix compiler warning in nfs_parse_retry_option()

stropts.c: In function nfs_parse_retry_option:
stropts.c:131: warning: conversion to unsigned int from long int may
alter its value

Make it more clear what the second argument is for, and flag the
switch fallthrough case.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Steve Dickson <steved@redhat.com>

diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
index bcc36f3ece6085cdf50c46bd9cd2c6b4ff675908..29b1aaac39cff797e607c0350786687bb303bcb4 100644 (file)
--- a/utils/mount/stropts.c
+++ b/utils/mount/stropts.c
@@ -119,10 +119,12 @@ inline void nfs_default_version(struct nfsmount_info *mi) {}
  * Returns a time_t timeout timestamp, in seconds.
  */
 static time_t nfs_parse_retry_option(struct mount_options *options,
-                                    unsigned int timeout_minutes)
+                                    const time_t default_timeout)
 {
+       time_t timeout_minutes;
        long tmp;
 
+       timeout_minutes = default_timeout;
        switch (po_get_numeric(options, "retry", &tmp)) {
        case PO_NOT_FOUND:
                break;
@@ -131,6 +133,7 @@ static time_t nfs_parse_retry_option(struct mount_options *options,
                        timeout_minutes = tmp;
                        break;
                }
+               /*FALLTHROUGH*/
        case PO_BAD_VALUE:
                if (verbose)
                        nfs_error(_("%s: invalid retry timeout was specified; "
@@ -138,7 +141,7 @@ static time_t nfs_parse_retry_option(struct mount_options *options,
                break;
        }
 
-       return time(NULL) + (time_t)(timeout_minutes * 60);
+       return time(NULL) + (timeout_minutes * 60);
 }
 
 /*