3 files changed, 6 insertions, 6 deletions

diff --git a/coreutils/id.c b/coreutils/id.c
index 602b26ec3..db8afc585 100644
--- a/coreutils/id.c
+++ b/coreutils/id.c
@@ -40,7 +40,7 @@
 
 extern int id_main(int argc, char **argv)
 {
-        char user[9], group[9];
+        char user[32], group[32];
         long pwnam, grnam;
         int uid, gid;
         int flags;
@@ -64,12 +64,12 @@ extern int id_main(int argc, char **argv)
                         uid = geteuid();
                         gid = getegid();
                 }
-                my_getpwuid(user, uid);
+                my_getpwuid(user, uid, sizeof(user));
         } else {
                 safe_strncpy(user, argv[optind], sizeof(user));
             gid = my_getpwnamegid(user);
         }
-        my_getgrgid(group, gid);
+        my_getgrgid(group, gid, sizeof(group));
 
         pwnam=my_getpwnam(user);
         grnam=my_getgrnam(group);
diff --git a/coreutils/ls.c b/coreutils/ls.c
index a87f0ec2d..22685bcd9 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -683,9 +683,9 @@ static int list_single(struct dnode *dn)
                         break;
                 case LIST_ID_NAME:
 #ifdef CONFIG_FEATURE_LS_USERNAME
-                        my_getpwuid(scratch, dn->dstat.st_uid);
+                        my_getpwuid(scratch, dn->dstat.st_uid, sizeof(scratch));
                         printf("%-8.8s ", scratch);
-                        my_getgrgid(scratch, dn->dstat.st_gid);
+                        my_getgrgid(scratch, dn->dstat.st_gid, sizeof(scratch));
                         printf("%-8.8s", scratch);
                         column += 17;
                         break;
diff --git a/coreutils/whoami.c b/coreutils/whoami.c
index f93034d3a..e2a03b1e9 100644
--- a/coreutils/whoami.c
+++ b/coreutils/whoami.c
@@ -36,7 +36,7 @@ extern int whoami_main(int argc, char **argv)
                 bb_show_usage();
 
         uid = geteuid();
-        if (my_getpwuid(user, uid)) {
+        if (my_getpwuid(user, uid, sizeof(user))) {
                 puts(user);
                 bb_fflush_stdout_and_exit(EXIT_SUCCESS);
         }