Commits
Adrian Hunter committed 0631ca3a6e6
tools lib traceevent: Fix compile warnings in tools/lib/traceevent/event-parse.c
Fix following warnings:
event-parse.c: In function ‘tep_find_event_by_name’:
event-parse.c:3521:21: warning: ‘event’ may be used uninitialized in this function [-Wmaybe-uninitialized]
pevent->last_event = event;
~~~~~~~~~~~~~~~~~~~^~~~~~~
CC ui/gtk/hists.o
LINK plugin_mac80211.so
CC nlattr.o
event-parse.c: In function ‘tep_data_lat_fmt’:
event-parse.c:5200:4: warning: ‘migrate_disable’ may be used uninitialized in this function [-Wmaybe-uninitialized]
trace_seq_printf(s, "%d", migrate_disable);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
event-parse.c:5207:4: warning: ‘lock_depth’ may be used uninitialized in this function [-Wmaybe-uninitialized]
trace_seq_printf(s, "%d", lock_depth);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
LINK plugin_sched_switch.so
LINK plugin_function.so
LINK plugin_xen.so
event-parse.c: In function ‘tep_event_info’:
event-parse.c:5047:7: warning: ‘len_arg’ may be used uninitialized in this function [-Wmaybe-uninitialized]
trace_seq_printf(s, format, len_arg, (char)val);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
event-parse.c:4884:6: note: ‘len_arg’ was declared here
int len_arg;
^~~~~~~
event-parse.c:4338:11: warning: ‘vsize’ may be used uninitialized in this function [-Wmaybe-uninitialized]
val = tep_read_number(pevent, bptr, vsize);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
event-parse.c:4224:6: note: ‘vsize’ was declared here
int vsize;
^~~~~
$ gcc --version
gcc (Clear Linux OS for Intel Architecture) 8.2.1 20180502
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Link: http://lkml.kernel.org/r/20181122112937.10582-1-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>