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authorDan Carpenter <[email protected]>2018-08-22 13:41:26 +0300
committerKalle Valo <[email protected]>2018-08-31 18:47:29 +0300
commitf483039cf51acf30494cd754194562c22cf98764 (patch)
tree2a685a9308dec63c23734547159182b269d6644b /tools/perf/scripts/python/stackcollapse.py
parent33a164fa8a4c91408e0b7738f754cb1a7827c5f2 (diff)
rt2x00: use simple_read_from_buffer()
The problem with this copy_to_user() calls is that they don't ensure that "size" is less than the "length" which the user provided. Obviously, this is debugfs and "size" is normally going to be very small so it probably doesn't matter, but this is the correct thing to do. Signed-off-by: Dan Carpenter <[email protected]> Acked-by: Stanislaw Gruszka <[email protected]> Signed-off-by: Kalle Valo <[email protected]>
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