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| author | Florian Fainelli <f.fainelli@gmail.com> | 2023-03-23 15:52:45 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-08 13:45:38 -0700 |
| commit | 1d7adbc74c009057ed9dc3112f388e91a9c79acc (patch) | |
| tree | 638eed1f410f123ed8a824040fd5c99cae35eab1 /scripts/gdb | |
| parent | fb15abdca64503511bb32cb6ff70da306f24fa06 (diff) | |
| download | linux-stable-1d7adbc74c009057ed9dc3112f388e91a9c79acc.tar.gz linux-stable-1d7adbc74c009057ed9dc3112f388e91a9c79acc.tar.bz2 linux-stable-1d7adbc74c009057ed9dc3112f388e91a9c79acc.zip | |
scripts/gdb: bail early if there are no clocks
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>
Diffstat (limited to 'scripts/gdb')
| -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--- a/scripts/gdb/linux/clk.py +++ b/scripts/gdb/linux/clk.py @@ -41,6 +41,8 @@ are cached and potentially out of date""" self.show_subtree(child, level + 1) def invoke(self, arg, from_tty): + if utils.gdb_eval_or_none("clk_root_list") is None: + raise gdb.GdbError("No clocks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") |