From ab3f65a15e1b6fe5bdf488e6e879899e283ccc43 Mon Sep 17 00:00:00 2001
From: Milan Crha <mcrha@redhat.com>
Date: Fri, 30 Nov 2012 15:29:34 +0100
Subject: Address couple issues found by a Coverity scan

---
 mail/e-mail-account-store.c | 4 ++--
 mail/em-folder-tree.c       | 2 +-
 mail/em-folder-utils.c      | 2 ++
 mail/message-list.c         | 4 ++--
 4 files changed, 7 insertions(+), 5 deletions(-)

(limited to 'mail')

diff --git a/mail/e-mail-account-store.c b/mail/e-mail-account-store.c
index acbce1f20c..8d8f867312 100644
--- a/mail/e-mail-account-store.c
+++ b/mail/e-mail-account-store.c
@@ -1251,7 +1251,7 @@ e_mail_account_store_enable_service (EMailAccountStore *store,
                                      CamelService *service)
 {
 	GtkTreeIter iter;
-	gboolean proceed;
+	gboolean proceed = FALSE;
 
 	g_return_if_fail (E_IS_MAIL_ACCOUNT_STORE (store));
 	g_return_if_fail (CAMEL_IS_SERVICE (service));
@@ -1279,7 +1279,7 @@ e_mail_account_store_disable_service (EMailAccountStore *store,
                                       CamelService *service)
 {
 	GtkTreeIter iter;
-	gboolean proceed;
+	gboolean proceed = FALSE;
 
 	g_return_if_fail (E_IS_MAIL_ACCOUNT_STORE (store));
 	g_return_if_fail (CAMEL_IS_SERVICE (service));
diff --git a/mail/em-folder-tree.c b/mail/em-folder-tree.c
index 615857eda1..7793f877d0 100644
--- a/mail/em-folder-tree.c
+++ b/mail/em-folder-tree.c
@@ -1912,7 +1912,7 @@ tree_drag_data_get (GtkWidget *widget,
 	CamelFolder *folder;
 	CamelStore *store;
 	GtkTreeIter iter;
-	gchar *folder_name;
+	gchar *folder_name = NULL;
 	gchar *folder_uri;
 
 	if (!priv->drag_row || !(src_path =
diff --git a/mail/em-folder-utils.c b/mail/em-folder-utils.c
index d689c5c2bc..c211c03c44 100644
--- a/mail/em-folder-utils.c
+++ b/mail/em-folder-utils.c
@@ -634,6 +634,8 @@ em_folder_utils_create_folder (GtkWindow *parent,
 		goto exit;
 	}
 
+	g_return_if_fail (folder_name != NULL);
+
 	/* HACK: we need to create vfolders using the vfolder editor */
 	if (CAMEL_IS_VEE_STORE (store)) {
 		EFilterRule *rule;
diff --git a/mail/message-list.c b/mail/message-list.c
index 959193a653..473cc4faec 100644
--- a/mail/message-list.c
+++ b/mail/message-list.c
@@ -3568,7 +3568,7 @@ build_subtree_diff (MessageList *ml,
 				/* bigger run of old nodes - must be nodes to remove */
 				if (ai) {
 					at = ap;
-					while (at != ai) {
+					while (at != NULL && at != ai) {
 						t (printf ("removing old node 0\n"));
 						tmp = e_tree_model_node_get_next (etm, at);
 						remove_node_diff (ml, at, 0);
@@ -4732,7 +4732,7 @@ regen_list_exec (struct _regen_list_msg *m,
 	}
 
 	/* camel_folder_summary_prepare_fetch_all (m->folder->summary, NULL); */
-	if (!g_cancellable_is_cancelled (cancellable)) {
+	if (!g_cancellable_is_cancelled (cancellable) && uids) {
 		/* update/build a new tree */
 		if (m->dotree) {
 			ml_sort_uids_by_tree (m->ml, uids, cancellable);
-- 
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