Guard against arg being NULL in cmd_funcs

This should actually never happen because we have the mechanism that
checks the commands. But let's do it in case we break something in that
mechanism and to make clang happy.

Fixes clangs: 'Argument with 'nonnull' attribute passed null'

1 files changed, 20 insertions, 0 deletions

diff --git a/src/command/cmd_funcs.c b/src/command/cmd_funcs.c
index a6c0011f..0099ab67 100644
--- a/src/command/cmd_funcs.c
+++ b/src/command/cmd_funcs.c
@@ -5406,6 +5406,10 @@ cmd_time(ProfWin *window, const char *const command, gchar **args)
 gboolean
 cmd_states(ProfWin *window, const char *const command, gchar **args)
 {
+    if (args[0] == NULL) {
+        return FALSE;
+    }
+
     _cmd_set_boolean_preference(args[0], command, "Sending chat states", PREF_STATES);
 
     // if disabled, disable outtype and gone
@@ -5439,6 +5443,10 @@ cmd_wintitle(ProfWin *window, const char *const command, gchar **args)
 gboolean
 cmd_outtype(ProfWin *window, const char *const command, gchar **args)
 {
+    if (args[0] == NULL) {
+        return FALSE;
+    }
+
     _cmd_set_boolean_preference(args[0], command, "Sending typing notifications", PREF_OUTTYPE);
 
     // if enabled, enable states
@@ -6612,6 +6620,10 @@ cmd_autoconnect(ProfWin *window, const char *const command, gchar **args)
 gboolean
 cmd_chlog(ProfWin *window, const char *const command, gchar **args)
 {
+    if (args[0] == NULL) {
+        return FALSE;
+    }
+
     _cmd_set_boolean_preference(args[0], command, "Chat logging", PREF_CHLOG);
 
     // if set to off, disable history
@@ -6633,6 +6645,10 @@ cmd_grlog(ProfWin *window, const char *const command, gchar **args)
 gboolean
 cmd_history(ProfWin *window, const char *const command, gchar **args)
 {
+    if (args[0] == NULL) {
+        return FALSE;
+    }
+
     _cmd_set_boolean_preference(args[0], command, "Chat history", PREF_HISTORY);
 
     // if set to on, set chlog
@@ -6646,6 +6662,10 @@ cmd_history(ProfWin *window, const char *const command, gchar **args)
 gboolean
 cmd_carbons(ProfWin *window, const char *const command, gchar **args)
 {
+    if (args[0] == NULL) {
+        return FALSE;
+    }
+
     _cmd_set_boolean_preference(args[0], command, "Message carbons preference", PREF_CARBONS);
 
     jabber_conn_status_t conn_status = connection_get_status();