fix: unchecked pointer before strcmp

Signed-off-by: Julien Desfossez <jdesfossez@efficios.com>

diff --git a/src/iostreamtop.c b/src/iostreamtop.c
index e0df4ba2292e6f6f3c1b0dceddc16ba496c4f3ef..e4da1dd408e0be30c3af2c5f825cf7f27259731e 100644 (file)
--- a/src/iostreamtop.c
+++ b/src/iostreamtop.c
@@ -124,7 +124,7 @@ void insert_file(struct processtop *proc, int fd)
                        if (parent) {
                                tmp_parent = g_ptr_array_index(
                                        parent->process_files_table, fd);
-                               if (tmp_parent && tmp->name &&
+                               if (tmp_parent && tmp->name && tmp_parent->name &&
                                   (strcmp(tmp->name, tmp_parent->name)) != 0)
                                        tmp->name = strdup(tmp_parent->name);
                        }