[PATCH v3 0/2] fix UAF when lookup kallsym after ftrace disabled

Diff v3 vs v2:
(1) Only release 'mod_map' resource in ftrace_release_mod() when
    ftrace_disabled.

Diff v2 vs v1:
(1) Add description for PATCH[1/2];
(2) Move judgement from ftrace_free_mem() to allocate_ftrace_mod_map()

Ye Bin (2):
  ftrace: fix UAF when lookup kallsym after ftrace disabled
  ftrace: don't allocate ftrace module map if ftrace is disabled

 kernel/trace/ftrace.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

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2.34.1