From: "Steven Rostedt (VMware)" rostedt@goodmis.org
In the case that a bprintk event has a dereferenced pointer that is stored as a string, and there's more values to process (more args), the arg was not updated to point to the next arg after processing the dereferenced pointer, and it screwed up what was to be displayed.
Signed-off-by: Steven Rostedt (VMware) rostedt@goodmis.org Cc: Jiri Olsa jolsa@redhat.com Cc: Namhyung Kim namhyung@kernel.org Cc: linux-trace-devel@vger.kernel.org Cc: stable@vger.kernel.org Fixes: 37db96bb49629 ("tools lib traceevent: Handle new pointer processing of bprint strings") Link: http://lkml.kernel.org/r/20181210134522.3f71e2ca@gandalf.local.home Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com --- tools/lib/traceevent/event-parse.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index a5ed291b8a9f..69a96e39f0ab 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -4973,6 +4973,7 @@ static void pretty_print(struct trace_seq *s, void *data, int size, struct tep_e
if (arg->type == TEP_PRINT_BSTRING) { trace_seq_puts(s, arg->string.string); + arg = arg->next; break; }