Commit ed5f2978 authored Jun 04, 2023 by Masami Hiramatsu (Google)

tracing/probes: Fix to return NULL and keep using current argc

Fix to return NULL and keep using current argc when there is
$argN and the BTF is not available.

Link: https://lore.kernel.org/all/168584574094.2056209.2694238431743782342.stgit@mhiramat.roam.corp.google.com/



Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202306030940.Cej2JoUx-lkp@intel.com/


Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

parent 5985329c

kernel/trace/trace_probe.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1273,7 +1273,8 @@ const char *traceprobe_expand_meta_args(int argc, const char argv[],
		trace_probe_log_err(0, NOSUP_BTFARG);
		return (const char **)params;
		}
		return 0;
		*new_argc = argc;
		return NULL;
		}
		ctx->params = params;
		ctx->nr_params = nr_params;