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Miaoqian Lin c24be24aed tracing: Fix possible memory leak in __create_synth_event() error path 
There's error paths in __create_synth_event() after the argv is allocated
that fail to free it. Add a jump to free it when necessary.

Link: https://lkml.kernel.org/r/20211209024317.11783-1-linmq006@gmail.com

Suggested-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
[ Fixed up the patch and change log ]
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
2021-12-09 13:03:05 -05:00
..
blktrace.c
block: don't call blk_status_to_errno in blk_update_request
2021-10-19 05:54:57 -06:00
bpf_trace.c
bpf: Forbid bpf_ktime_get_coarse_ns and bpf_timer_* in tracing progs
2021-11-15 20:35:58 -08:00
bpf_trace.h
bpf: Use dedicated bpf_trace_printk event instead of trace_printk()
2020-07-13 16:55:49 -07:00
error_report-traces.c
tracing: add error_report_end trace point
2021-02-26 09:41:02 -08:00
fgraph.c
x86/ftrace: Make function graph use ftrace directly
2021-10-20 23:44:43 -04:00
ftrace_internal.h
x86/ftrace: Have ftrace trampolines turn read-only at the end of system boot up
2020-05-12 18:24:34 -04:00
ftrace.c
ftrace: Add cleanup to unregister_ftrace_direct_multi
2021-12-08 12:12:02 -05:00
Kconfig
tracing: Simplify the Kconfig dependency of FTRACE
2021-08-16 11:37:20 -04:00
kprobe_event_gen_test.c
tracing: Add kprobe event command generation test module
2020-01-30 09:46:28 -05:00
Makefile
tracing: Place trace_pid_list logic into abstract functions
2021-10-05 17:30:08 -04:00
pid_list.c
tracing: Initialize upper and lower vars in pid_list_refill_irq()
2021-10-07 09:56:38 -04:00
pid_list.h
tracing: Create a sparse bitmask for pid filtering
2021-10-05 17:38:45 -04:00
power-traces.c
…
preemptirq_delay_test.c
kernel: trace: preemptirq_delay_test: add cpu affinity
2021-02-02 17:02:07 -05:00
ring_buffer_benchmark.c
sched,tracing: Convert to sched_set_fifo()
2020-07-29 11:43:53 +02:00
ring_buffer.c
ring-buffer: Protect ring_buffer_reset() from reentrancy
2021-11-10 11:56:29 -05:00
rpm-traces.c
…
synth_event_gen_test.c
tracing: Fix various typos in comments
2021-03-23 14:08:18 -04:00
trace_benchmark.c
tracing: Fix some typos in comments
2020-11-10 20:39:40 -05:00
trace_benchmark.h
tracing: Fix SPDX format headers to use C++ style comments
2018-08-16 19:08:06 -04:00
trace_boot.c
tracing: Fix missing trace_boot_init_histograms kstrdup NULL checks
2021-10-26 09:18:10 -04:00
trace_branch.c
tracing: Merge irqflags + preempt counter.
2021-02-02 17:02:06 -05:00
trace_clock.c
tracing: Do no increment trace_clock_global() by one
2021-06-18 09:10:00 -04:00
trace_dynevent.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_dynevent.h
tracing: Add DYNAMIC flag for dynamic events
2021-08-18 18:10:32 -04:00
trace_entries.h
trace: Add timerlat tracer
2021-06-25 19:57:24 -04:00
trace_eprobe.c
tracing: Fix misspelling of "missing"
2021-10-29 09:54:14 -04:00
trace_event_perf.c
tracing: Show size of requested perf buffer
2021-10-27 12:25:09 -04:00
trace_events_filter_test.h
tracing: Fix SPDX format headers to use C++ style comments
2018-08-16 19:08:06 -04:00
trace_events_filter.c
tracing: Update create_system_filter() kernel-doc comment
2021-03-25 16:04:35 -04:00
trace_events_hist.c
tracing/histograms: String compares should not care about signed values
2021-12-01 21:04:22 -05:00
trace_events_inject.c
tracing: Merge irqflags + preempt counter.
2021-02-02 17:02:06 -05:00
trace_events_synth.c
tracing: Fix possible memory leak in __create_synth_event() error path
2021-12-09 13:03:05 -05:00
trace_events_trigger.c
tracing: Add a probe that attaches to trace events
2021-08-20 14:18:40 -04:00
trace_events.c
tracing: Test the 'Do not trace this pid' case in create event
2021-11-27 16:50:43 -05:00
trace_export.c
tracing: Fix some typos in comments
2020-11-10 20:39:40 -05:00
trace_functions_graph.c
tracing: in_irq() cleanup
2021-10-13 18:19:41 -04:00
trace_functions.c
ftrace: disable preemption when recursion locked
2021-10-27 11:21:49 -04:00
trace_hwlat.c
tracing/hwlat: Make some internal symbols static
2021-10-26 09:18:28 -04:00
trace_irqsoff.c
tracing: Merge irqflags + preempt counter.
2021-02-02 17:02:06 -05:00
trace_kdb.c
kdb: Rename members of struct kdbtab_t
2021-07-27 17:05:06 +01:00
trace_kprobe_selftest.c
selftest/ftrace: Move kprobe selftest function to separate compile unit
2018-07-30 18:41:04 -04:00
trace_kprobe_selftest.h
tracing: Fix SPDX format headers to use C++ style comments
2018-08-16 19:08:06 -04:00
trace_kprobe.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_mmiotrace.c
tracing: Remove definition of DEBUG in trace_mmiotrace.c
2021-02-02 17:02:07 -05:00
trace_nop.c
…
trace_osnoise.c
tracing/osnoise: Make osnoise_instances static
2021-11-12 09:25:59 -05:00
trace_output.c
tracing: Show kretprobe unknown indicator only for kretprobe_trampoline
2021-09-30 21:24:08 -04:00
trace_output.h
ftrace: Add recording of functions that caused recursion
2020-11-06 08:42:26 -05:00
trace_preemptirq.c
lockdep: fix order in trace_hardirqs_off_caller()
2020-09-14 10:08:07 +02:00
trace_printk.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_probe_tmpl.h
tracing/probes: Have process_fetch_insn() take a void * instead of pt_regs
2021-08-19 09:09:03 -04:00
trace_probe.c
tracing: Add a probe that attaches to trace events
2021-08-20 14:18:40 -04:00
trace_probe.h
tracing: Add a probe that attaches to trace events
2021-08-20 14:18:40 -04:00
trace_recursion_record.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_sched_switch.c
tracing: Fix sched switch start/stop refcount racy updates
2020-01-30 09:46:10 -05:00
trace_sched_wakeup.c
tracing: Change variable type as bool for clean-up
2021-06-30 09:19:14 -04:00
trace_selftest_dynamic.c
ftrace: Mark function tracer test functions noinline/noclone
2018-01-23 15:57:29 -05:00
trace_selftest.c
tracing: Fix selftest config check for function graph start up test
2021-10-21 14:18:48 -04:00
trace_seq.c
tracing: Fix various typos in comments
2021-03-23 14:08:18 -04:00
trace_stack.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_stat.c
tracing: Disable "other" permission bits in the tracefs files
2021-10-08 18:08:43 -04:00
trace_stat.h
tracing: Use generic type for comparator function
2019-11-14 13:15:11 -05:00
trace_synth.h
tracing: synth events: increase max fields count
2021-09-08 15:29:16 -04:00
trace_syscalls.c
tracing: Merge irqflags + preempt counter.
2021-02-02 17:02:06 -05:00
trace_uprobe.c
tracing/uprobe: Fix uprobe_perf_open probes iteration
2021-11-23 20:52:01 -05:00
trace.c
tracing: Don't use out-of-sync va_list in event printing
2021-11-18 21:10:18 -05:00
trace.h
tracing: Fix pid filtering when triggers are attached
2021-11-26 17:37:06 -05:00
tracing_map.c
tracing: Fix a kmemleak false positive in tracing_map
2021-12-01 21:04:34 -05:00
tracing_map.h
tracing: Fix some typos in comments
2020-11-10 20:39:40 -05:00