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Subject[PATCH] Don't set wildcard filter for non-existing module
Date
From: Jan Kiszka <jan.kiszka@siemens.com>

If filter_mod is NULL, there is no need to add it to the list. This
avoids premature termination of trace-cmd on systems without
CONFIG_DYNAMIC_FTRACE.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
trace-record.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/trace-record.c b/trace-record.c
index 020a373..a0b6541 100644
--- a/trace-record.c
+++ b/trace-record.c
@@ -4680,7 +4680,7 @@ void trace_record (int argc, char **argv)
}
}

- if (!filtered)
+ if (!filtered && instance->filter_mod)
add_func(&instance->filter_funcs,
instance->filter_mod, "*");

--
2.12.3
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