Masami Hiramatsu (Google) 1f9f4f4777 tracing/probes: Fix to add NULL check for BTF APIs ...

Since find_btf_func_param() abd btf_type_by_id() can return NULL,
the caller must check the return value correctly.

Link: https://lore.kernel.org/all/169024903951.395371.11361556840733470934.stgit@devnote2/

Fixes: b576e09701c7 ("tracing/probes: Support function parameters if BTF is available")
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>

2023-07-26 12:53:38 +09:00

..

rv

tracing/tools: Updates for 6.4

2023-04-28 16:11:26 -07:00

blktrace.c

block: remove more NULL checks after bdev_get_queue()

2023-02-21 09:23:22 -07:00

bpf_trace.c

Probes updates for v6.5:

2023-06-30 10:44:53 -07:00

bpf_trace.h

…

error_report-traces.c

…

fgraph.c

tracing: arm64: Avoid missing-prototype warnings

2023-07-12 12:06:04 -04:00

fprobe.c

Probe fixes for 6.5-rc1, the 2nd set:

2023-07-16 12:13:51 -07:00

ftrace_internal.h

tracing: arm64: Avoid missing-prototype warnings

2023-07-12 12:06:04 -04:00

ftrace.c

ftrace: Fix possible warning on checking all pages used in ftrace_process_locs()

2023-07-12 17:47:37 -04:00

Kconfig

Probes updates for v6.5:

2023-06-30 10:44:53 -07:00

kprobe_event_gen_test.c

tracing: Fix wrong return in kprobe_event_gen_test.c

2023-03-19 12:20:48 -04:00

Makefile

tracing/probes: Add fprobe events for tracing function entry and exit.

2023-06-06 21:39:55 +09:00

pid_list.c

…

pid_list.h

…

power-traces.c

…

preemptirq_delay_test.c

…

rethook.c

Probes fixes and clean ups for v6.5-rc1:

2023-07-12 12:01:16 -07:00

ring_buffer_benchmark.c

ring_buffer: Remove unused "event" parameter

2022-11-23 19:08:30 -05:00

ring_buffer.c

ring-buffer: Do not swap cpu_buffer during resize process

2023-07-23 11:09:25 -04:00

rpm-traces.c

…

synth_event_gen_test.c

tracing: Always use canonical ftrace path

2023-02-18 14:34:09 -05:00

trace_benchmark.c

…

trace_benchmark.h

…

trace_boot.c

tracing/boot: Test strscpy() against less than zero for error

2023-07-05 10:30:49 -04:00

trace_branch.c

…

trace_clock.c

…

trace_dynevent.c

tracing: Free buffers when a used dynamic event is removed

2022-11-23 19:07:12 -05:00

trace_dynevent.h

…

trace_entries.h

function_graph: Support recording and printing the return value of function

2023-06-20 18:38:37 -04:00

trace_eprobe.c

Probes fixes and clean ups for v6.5-rc1:

2023-07-12 12:01:16 -07:00

trace_event_perf.c

tracing/perf: Use strndup_user instead of kzalloc/strncpy_from_user

2022-11-23 19:08:31 -05:00

trace_events_filter_test.h

…

trace_events_filter.c

tracing: Add a way to filter function addresses to function names

2023-01-25 10:31:11 -05:00

trace_events_hist.c

tracing/histograms: Return an error if we fail to add histogram to hist_vars list

2023-07-23 11:18:52 -04:00

trace_events_inject.c

tracing: Replace all non-returning strlcpy with strscpy

2023-05-26 13:52:19 -07:00

trace_events_synth.c

tracing/synthetic: Make lastcmd_mutex static

2023-04-06 15:08:18 -04:00

trace_events_trigger.c

tracing: Do not synchronize freeing of trigger filter on boot up

2022-12-14 08:50:56 -05:00

trace_events_user.c

tracing/user_events: Fix struct arg size match check

2023-07-10 21:38:13 -04:00

trace_events.c

hardening updates for v6.5-rc1

2023-06-27 21:24:18 -07:00

trace_export.c

tracing: Fix TASK_COMM_LEN in trace event format file

2023-02-12 10:23:39 -05:00

trace_fprobe.c

tracing/probes: Add $arg* meta argument for all function args

2023-06-06 21:39:56 +09:00

trace_functions_graph.c

function_graph: Support recording and printing the return value of function

2023-06-20 18:38:37 -04:00

trace_functions.c

…

trace_hwlat.c

tracing/hwlat: Replace sched_setaffinity with set_cpus_allowed_ptr

2023-03-19 13:23:22 -04:00

trace_irqsoff.c

…

trace_kdb.c

…

trace_kprobe_selftest.c

tracing: arm64: Avoid missing-prototype warnings

2023-07-12 12:06:04 -04:00

trace_kprobe_selftest.h

…

trace_kprobe.c

Probes updates for v6.5:

2023-06-30 10:44:53 -07:00

trace_mmiotrace.c

…

trace_nop.c

…

trace_osnoise.c

tracing/timerlat: Add user-space interface

2023-06-22 10:39:56 -04:00

trace_output.c

Tracing updates for 6.5:

2023-06-30 10:33:17 -07:00

trace_output.h

tracing: Add "fields" option to show raw trace event fields

2023-03-29 06:52:08 -04:00

trace_preemptirq.c

cpuidle: tracing, preempt: Squash _rcuidle tracing

2023-01-31 15:01:46 +01:00

trace_printk.c

…

trace_probe_kernel.h

tracing/probes: Fix to record 0-length data_loc in fetch_store_string*() if fails

2023-07-14 17:04:58 +09:00

trace_probe_tmpl.h

tracing/probes: Fix to record 0-length data_loc in fetch_store_string*() if fails

2023-07-14 17:04:58 +09:00

trace_probe.c

tracing/probes: Fix to add NULL check for BTF APIs

2023-07-26 12:53:38 +09:00

trace_probe.h

tracing/probes: Add BTF retval type support

2023-06-06 21:39:56 +09:00

trace_recursion_record.c

…

trace_sched_switch.c

…

trace_sched_wakeup.c

…

trace_selftest_dynamic.c

…

trace_selftest.c

tracing: Have function_graph selftest call cond_resched()

2023-05-28 21:15:46 -04:00

trace_seq.c

tracing: Acquire buffer from temparary trace sequence

2023-02-07 12:42:54 -05:00

trace_stack.c

…

trace_stat.c

…

trace_stat.h

…

trace_synth.h

tracing: Allow synthetic events to pass around stacktraces

2023-01-25 10:31:24 -05:00

trace_syscalls.c

tracing: Remove unused __bad_type_size() method

2022-11-17 20:21:06 -05:00

trace_uprobe.c

Probe fixes for 6.5-rc1, the 2nd set:

2023-07-16 12:13:51 -07:00

trace.c

ring-buffer: Do not swap cpu_buffer during resize process

2023-07-23 11:09:25 -04:00

trace.h

Probe fixes for 6.5-rc1, the 2nd set:

2023-07-16 12:13:51 -07:00

tracing_map.c

tracing: Remove unused variable 'dups'

2022-10-03 12:20:31 -04:00

tracing_map.h

tracing: Remove unused extern declaration tracing_map_set_field_descr()

2023-07-23 11:08:14 -04:00