more of -Wall fixes from Cristian Ionescu-Idbohrn.

Some are fixing real bugs.

function                                             old     new   delta
syslogd_main                                         938     958     +20
get_signum                                           136     143      +7
obj_load                                             777     782      +5
recv_from_to                                         210     214      +4
get_next_block                                      1795    1799      +4
display_topmem_process_list                         1117    1121      +4
logread_main                                         484     487      +3
buffer_fill_and_print                                 73      76      +3
kill_main                                            687     689      +2
ll_remember_index                                    240     241      +1
do_stats                                             452     453      +1
if_readconf                                          166     165      -1
display_process_list                                1192    1191      -1
run_applet_and_exit                                  507     505      -2
print_signames                                        33      31      -2
parse_one_line                                      1092    1090      -2
find_out_spec                                         57      55      -2
add_ksymoops_symbols                                 421     419      -2
ash_main                                            1407    1402      -5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 11/8 up/down: 54/-17)            Total: 37 bytes

2 files changed, 2 insertions, 2 deletions

diff --git a/util-linux/volume_id/unused_ufs.c b/util-linux/volume_id/unused_ufs.c
index c666b86b8..86937585f 100644
--- a/util-linux/volume_id/unused_ufs.c
+++ b/util-linux/volume_id/unused_ufs.c
@@ -167,7 +167,7 @@ int volume_id_probe_ufs(struct volume_id *id, uint64_t off)
         static const short offsets[] = { 0, 8, 64, 256 };
 
         uint32_t magic;
-        int i;
+        unsigned i;
         struct ufs_super_block *ufs;
 
         dbg("probing at offset 0x%llx", (unsigned long long) off);
diff --git a/util-linux/volume_id/volume_id.c b/util-linux/volume_id/volume_id.c
index aec96a26e..d81f3f94c 100644
--- a/util-linux/volume_id/volume_id.c
+++ b/util-linux/volume_id/volume_id.c
@@ -152,7 +152,7 @@ static const probe_fptr fs2[] = {
 
 int volume_id_probe_all(struct volume_id *id, uint64_t off, uint64_t size)
 {
-        size_t i;
+        unsigned i;
 
         if (id == NULL)
                 return -EINVAL;