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d3a3b0adad
Setting fops and private data outside of the mutex at debugfs file creation introduces a race where the files can be opened with the wrong file operations and private data. It is easy to trigger with a process waiting on file creation notification. Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: stable <stable@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
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