From f60845fde29cead9d75e812db1c04916b4c58ffd Mon Sep 17 00:00:00 2001
From: Darren Tucker <dtucker@zip.com.au>
Date: Sun, 2 Jun 2013 08:07:31 +1000
Subject:  - (dtucker) [M auth-chall.c auth-krb5.c auth-pam.c cipher-aes.c
 cipher-ctr.c    groupaccess.c loginrec.c monitor.c monitor_wrap.c session.c
 sshd.c    sshlogin.c uidswap.c openbsd-compat/bsd-cygwin_util.c   
 openbsd-compat/getrrsetbyname-ldns.c openbsd-compat/port-aix.c   
 openbsd-compat/port-linux.c] Replace portable-specific instances of xfree   
 with the equivalent calls to free.

---
 auth-pam.c | 44 ++++++++++++++++++++------------------------
 1 file changed, 20 insertions(+), 24 deletions(-)

(limited to 'auth-pam.c')

diff --git a/auth-pam.c b/auth-pam.c
index 675006e6..d51318b3 100644
--- a/auth-pam.c
+++ b/auth-pam.c
@@ -412,10 +412,9 @@ sshpam_thread_conv(int n, sshpam_const struct pam_message **msg,
 
  fail:
 	for(i = 0; i < n; i++) {
-		if (reply[i].resp != NULL)
-			xfree(reply[i].resp);
+		free(reply[i].resp);
 	}
-	xfree(reply);
+	free(reply);
 	buffer_free(&buffer);
 	return (PAM_CONV_ERR);
 }
@@ -586,10 +585,9 @@ sshpam_store_conv(int n, sshpam_const struct pam_message **msg,
 
  fail:
 	for(i = 0; i < n; i++) {
-		if (reply[i].resp != NULL)
-			xfree(reply[i].resp);
+		free(reply[i].resp);
 	}
-	xfree(reply);
+	free(reply);
 	return (PAM_CONV_ERR);
 }
 
@@ -693,7 +691,7 @@ sshpam_init_ctx(Authctxt *authctxt)
 	/* Start the authentication thread */
 	if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, socks) == -1) {
 		error("PAM: failed create sockets: %s", strerror(errno));
-		xfree(ctxt);
+		free(ctxt);
 		return (NULL);
 	}
 	ctxt->pam_psock = socks[0];
@@ -703,7 +701,7 @@ sshpam_init_ctx(Authctxt *authctxt)
 		    strerror(errno));
 		close(socks[0]);
 		close(socks[1]);
-		xfree(ctxt);
+		free(ctxt);
 		return (NULL);
 	}
 	cleanup_ctxt = ctxt;
@@ -742,7 +740,7 @@ sshpam_query(void *ctx, char **name, char **info,
 			strlcpy(**prompts + plen, msg, len - plen);
 			plen += mlen;
 			**echo_on = (type == PAM_PROMPT_ECHO_ON);
-			xfree(msg);
+			free(msg);
 			return (0);
 		case PAM_ERROR_MSG:
 		case PAM_TEXT_INFO:
@@ -753,7 +751,7 @@ sshpam_query(void *ctx, char **name, char **info,
 			plen += mlen;
 			strlcat(**prompts + plen, "\n", len - plen);
 			plen++;
-			xfree(msg);
+			free(msg);
 			break;
 		case PAM_ACCT_EXPIRED:
 			sshpam_account_status = 0;
@@ -766,7 +764,7 @@ sshpam_query(void *ctx, char **name, char **info,
 				*num = 0;
 				**echo_on = 0;
 				ctxt->pam_done = -1;
-				xfree(msg);
+				free(msg);
 				return 0;
 			}
 			/* FALLTHROUGH */
@@ -776,7 +774,7 @@ sshpam_query(void *ctx, char **name, char **info,
 				debug("PAM: %s", **prompts);
 				buffer_append(&loginmsg, **prompts,
 				    strlen(**prompts));
-				xfree(**prompts);
+				free(**prompts);
 				**prompts = NULL;
 			}
 			if (type == PAM_SUCCESS) {
@@ -790,7 +788,7 @@ sshpam_query(void *ctx, char **name, char **info,
 				*num = 0;
 				**echo_on = 0;
 				ctxt->pam_done = 1;
-				xfree(msg);
+				free(msg);
 				return (0);
 			}
 			error("PAM: %s for %s%.100s from %.100s", msg,
@@ -801,7 +799,7 @@ sshpam_query(void *ctx, char **name, char **info,
 		default:
 			*num = 0;
 			**echo_on = 0;
-			xfree(msg);
+			free(msg);
 			ctxt->pam_done = -1;
 			return (-1);
 		}
@@ -852,7 +850,7 @@ sshpam_free_ctx(void *ctxtp)
 
 	debug3("PAM: %s entering", __func__);
 	sshpam_thread_cleanup();
-	xfree(ctxt);
+	free(ctxt);
 	/*
 	 * We don't call sshpam_cleanup() here because we may need the PAM
 	 * handle at a later stage, e.g. when setting up a session.  It's
@@ -1006,10 +1004,9 @@ sshpam_tty_conv(int n, sshpam_const struct pam_message **msg,
 
  fail:
 	for(i = 0; i < n; i++) {
-		if (reply[i].resp != NULL)
-			xfree(reply[i].resp);
+		free(reply[i].resp);
 	}
-	xfree(reply);
+	free(reply);
 	return (PAM_CONV_ERR);
 }
 
@@ -1081,7 +1078,7 @@ do_pam_putenv(char *name, char *value)
 
 	snprintf(compound, len, "%s=%s", name, value);
 	ret = pam_putenv(sshpam_handle, compound);
-	xfree(compound);
+	free(compound);
 #endif
 
 	return (ret);
@@ -1108,8 +1105,8 @@ free_pam_environment(char **env)
 		return;
 
 	for (envp = env; *envp; envp++)
-		xfree(*envp);
-	xfree(env);
+		free(*envp);
+	free(env);
 }
 
 /*
@@ -1165,10 +1162,9 @@ sshpam_passwd_conv(int n, sshpam_const struct pam_message **msg,
 
  fail:
 	for(i = 0; i < n; i++) {
-		if (reply[i].resp != NULL)
-			xfree(reply[i].resp);
+		free(reply[i].resp);
 	}
-	xfree(reply);
+	free(reply);
 	return (PAM_CONV_ERR);
 }
 
-- 
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