tracing/user_events: Fix call print_fmt leak
authorBeau Belgrave <beaub@linux.microsoft.com>
Wed, 23 Nov 2022 18:32:48 +0000 (10:32 -0800)
committerSteven Rostedt (Google) <rostedt@goodmis.org>
Mon, 28 Nov 2022 20:58:56 +0000 (15:58 -0500)
commit4bded7af8b9af6e97514b0521004f90267905aef
treef1564249f61fc9bf3918aab299716715d41831e4
parentbd604f3db49c5b21171abea0414a2020dcbf2646
tracing/user_events: Fix call print_fmt leak

If user_event_trace_register() fails within user_event_parse() the
call's print_fmt member is not freed. Add kfree call to fix this.

Link: https://lkml.kernel.org/r/20221123183248.554-1-beaub@linux.microsoft.com
Fixes: aa3b2b4c6692 ("user_events: Add print_fmt generation support for basic types")
Signed-off-by: Beau Belgrave <beaub@linux.microsoft.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
kernel/trace/trace_events_user.c