diff options
| author | Florian Fainelli | 2023-03-23 15:52:45 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2023-05-11 23:03:28 +0900 |
| commit | ce813763646407b1e6ca80a3b79b2d7675e94c3d (patch) | |
| tree | 99e5a6c21b78636497af725dbd7fc6edcd9b2b84 | |
| parent | 15b29ac9b8d5ec51b93148eefcd799771d8f724c (diff) | |
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 <class 'gdb.error'>: 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 <f.fainelli@gmail.com>
Cc: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Kieran Bingham <kbingham@kernel.org>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | scripts/gdb/linux/clk.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/scripts/gdb/linux/clk.py b/scripts/gdb/linux/clk.py index 061aecfa294e..7a01fdc3e844 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--- a/scripts/gdb/linux/clk.py +++ b/scripts/gdb/linux/clk.py @@ -41,6 +41,8 @@ are cached and potentially out of date""" self.show_subtree(child, level + 1) def invoke(self, arg, from_tty): + if utils.gdb_eval_or_none("clk_root_list") is None: + raise gdb.GdbError("No clocks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") |