parsers: avoid NULL dereference when option strings are empty

[sigrok-cli.git] / parsers.c

diff --git a/parsers.c b/parsers.c
index c1ab9bdabf5a2bf728c3f4477d5e170e4186605a..59a7a91830220f573d7dd9abb85789fc0b038884 100644 (file)
--- a/parsers.c
+++ b/parsers.c
@@ -139,8 +139,7 @@ range_fail:
                        }
                        if (names[1]) {
                                /* Rename channel. */
-                               g_free(ch->name);
-                               ch->name = g_strdup(names[1]);
+                               sr_dev_channel_name_set(ch, names[1]);
                        }
                        channellist = g_slist_append(channellist, ch);
 
@@ -365,6 +364,8 @@ GHashTable *parse_generic_arg(const char *arg,
                i++;
        }
        for (; elements[i]; i++) {
+               if (!elements[i][0])
+                       continue;
                split_key_value(elements[i], &k, &v);
                k = g_strdup(k);
                v = v ? g_strdup(v) : NULL;