diff options
| -rw-r--r-- | modules/pam_pwhistory/pam_pwhistory.c | 4 | ||||
| -rw-r--r-- | modules/pam_pwhistory/pwhistory_helper.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/modules/pam_pwhistory/pam_pwhistory.c b/modules/pam_pwhistory/pam_pwhistory.c index 5a7fb811..98ddffce 100644 --- a/modules/pam_pwhistory/pam_pwhistory.c +++ b/modules/pam_pwhistory/pam_pwhistory.c @@ -141,7 +141,7 @@ run_save_helper(pam_handle_t *pamh, const char *user, args[0] = (char *)PWHISTORY_HELPER; args[1] = (char *)"save"; args[2] = (char *)user; - args[3] = (char *)filename; + args[3] = (char *)((filename != NULL) ? filename : ""); DIAG_POP_IGNORE_CAST_QUAL; if (asprintf(&args[4], "%d", howmany) < 0 || asprintf(&args[5], "%d", debug) < 0) @@ -228,7 +228,7 @@ run_check_helper(pam_handle_t *pamh, const char *user, args[0] = (char *)PWHISTORY_HELPER; args[1] = (char *)"check"; args[2] = (char *)user; - args[3] = (char *)filename; + args[3] = (char *)((filename != NULL) ? filename : ""); DIAG_POP_IGNORE_CAST_QUAL; if (asprintf(&args[4], "%d", debug) < 0) { diff --git a/modules/pam_pwhistory/pwhistory_helper.c b/modules/pam_pwhistory/pwhistory_helper.c index 469d95fa..fb9a1e31 100644 --- a/modules/pam_pwhistory/pwhistory_helper.c +++ b/modules/pam_pwhistory/pwhistory_helper.c @@ -108,7 +108,7 @@ main(int argc, char *argv[]) option = argv[1]; user = argv[2]; - filename = argv[3]; + filename = (argv[3][0] != '\0') ? argv[3] : NULL; if (strcmp(option, "check") == 0 && argc == 5) return check_history(user, filename, argv[4]); |