Hi Wan There is a typo in the subject, and it needs a capital letter after the ':'. I suggest using something like: rtla: Avoid record NULL pointer dereference Do you mind sending a v3? On 4/1/22 14:39, Wan Jiabing wrote: > Fix the following null/deref_null.cocci errors: > ./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced. > ./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced. > ./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced. > ./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced. > > "record" is NULL before calling osnoise_init_trace_tool. > Add a tag "out_free" to avoid dereferring a NULL pointer. > > Fixes: 51d64c3a1819 ("rtla: Add -e/--event support") > Signed-off-by: Wan Jiabing <wanjiabing@xxxxxxxx> Also adding: Acked-by: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx> Thanks, -- Daniel