Move the check earlier

Author: vstinner

Python/remote_debug.h

@@ -722,18 +722,18 @@ search_linux_map_for_section(proc_handle_t *handle, const char* secname, const c
         }
 
         const char *path = line + path_pos;
+        if (path[0] == '[' && path[strlen(path)-1] == ']') {
+            // Skip [heap], [stack], [anon:cpython:pymalloc], etc.
+            continue;
+        }
+
         const char *filename = strrchr(path, '/');
         if (filename) {
             filename++;  // Move past the '/'
         } else {
             filename = path;  // No directories, or an empty string
         }
 
-        if (filename[0] == '[' && filename[strlen(filename)-1] == ']') {
-            // Skip anonymous mapping: [heap], [anon:cpython:pymalloc], etc.
-            continue;
-        }
-
         if (strstr(filename, substr)) {
             retval = search_elf_file_for_section(handle, secname, start, path);
             if (retval) {