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-rw-r--r--modules/pam_motd/pam_motd.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/modules/pam_motd/pam_motd.c b/modules/pam_motd/pam_motd.c
index 1c1cfcfa..ec3ebd58 100644
--- a/modules/pam_motd/pam_motd.c
+++ b/modules/pam_motd/pam_motd.c
@@ -132,7 +132,6 @@ static int pam_split_string(const pam_handle_t *pamh, char *arg, char delim,
goto out;
}
-
arg_extracted = strtok_r(arg, delim_str, &arg);
while (arg_extracted != NULL && i < num_strs) {
arg_split[i++] = arg_extracted;
@@ -363,15 +362,21 @@ int pam_sm_open_session(pam_handle_t *pamh, int flags,
motd_dir_path = default_motd_dir;
}
- motd_path_copy = strdup(motd_path);
+ if (motd_path != NULL) {
+ motd_path_copy = strdup(motd_path);
+ }
+
if (motd_path_copy != NULL) {
- if (pam_split_string(pamh, motd_path_copy, ':', &motd_path_split,
- &num_motd_paths) == 0) {
+ if (pam_split_string(pamh, motd_path_copy, ':',
+ &motd_path_split, &num_motd_paths) == 0) {
goto out;
}
}
- motd_dir_path_copy = strdup(motd_dir_path);
+ if (motd_dir_path != NULL) {
+ motd_dir_path_copy = strdup(motd_dir_path);
+ }
+
if (motd_dir_path_copy != NULL) {
if (pam_split_string(pamh, motd_dir_path_copy, ':',
&motd_dir_path_split, &num_motd_dir_paths) == 0) {