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| author | Steven Rostedt <rostedt@goodmis.org> | 2025-04-17 18:09:33 +0300 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2025-04-17 22:15:28 +0300 |
| commit | 08275e59a75047ba8fc0b9853bfdfc88a124763d (patch) | |
| tree | 6d5ef5ff6136575b5878512fb70ca024e52c76a5 /lib/string_helpers.c | |
| parent | 31d1139956112dd047a70b263f4d578921de779a (diff) | |
| download | linux-08275e59a75047ba8fc0b9853bfdfc88a124763d.tar.xz | |
ftrace: Reinitialize hash to EMPTY_HASH after freeing
There's several locations that free a ftrace hash pointer but may be
referenced again. Reset them to EMPTY_HASH so that a u-a-f bug doesn't
happen.
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://lore.kernel.org/20250417110933.20ab718b@gandalf.local.home
Fixes: 0ae6b8ce200d ("ftrace: Fix accounting of subop hashes")
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'lib/string_helpers.c')
0 files changed, 0 insertions, 0 deletions