From: Florian Fainelli Date: Thu, 23 Mar 2023 22:52:45 +0000 (-0700) Subject: scripts/gdb: bail early if there are no clocks X-Git-Tag: v6.1.37~1609 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ce813763646407b1e6ca80a3b79b2d7675e94c3d;p=platform%2Fkernel%2Flinux-starfive.git scripts/gdb: bail early if there are no clocks [ Upstream commit 1d7adbc74c009057ed9dc3112f388e91a9c79acc ] Avoid generating an exception if there are no clocks registered: (gdb) lx-clk-summary enable prepare protect clock count count count rate ------------------------------------------------------------------------ Python Exception : No symbol "clk_root_list" in current context. Error occurred in Python: No symbol "clk_root_list" in current context. Link: https://lkml.kernel.org/r/20230323225246.3302977-1-f.fainelli@gmail.com Fixes: d1e9710b63d8 ("scripts/gdb: initial clk support: lx-clk-summary") Signed-off-by: Florian Fainelli Cc: Jan Kiszka Cc: Kieran Bingham Cc: Leonard Crestez Cc: Stephen Boyd Signed-off-by: Andrew Morton Signed-off-by: Sasha Levin --- diff --git a/scripts/gdb/linux/clk.py b/scripts/gdb/linux/clk.py index 061aecf..7a01fdc 100644 --- a/scripts/gdb/linux/clk.py +++ b/scripts/gdb/linux/clk.py @@ -41,6 +41,8 @@ are cached and potentially out of date""" self.show_subtree(child, level + 1) def invoke(self, arg, from_tty): + if utils.gdb_eval_or_none("clk_root_list") is None: + raise gdb.GdbError("No clocks registered") gdb.write(" enable prepare protect \n") gdb.write(" clock count count count rate \n") gdb.write("------------------------------------------------------------------------\n")