diff options
| author | Christophe Leroy <[email protected]> | 2021-05-08 06:36:21 +0000 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2021-05-12 01:07:39 +0000 |
| commit | 63970f3c37e75997ed86dbdfdc83df35f2152bb1 (patch) | |
| tree | 0a0e52803737495d069d880441beea42a73ade0a /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | powerpc/signal: Fix possible build failure with unsafe_copy_fpr_{to/from}_user (diff) | |
| download | kernel-63970f3c37e75997ed86dbdfdc83df35f2152bb1.tar.gz kernel-63970f3c37e75997ed86dbdfdc83df35f2152bb1.zip | |
powerpc/legacy_serial: Fix UBSAN: array-index-out-of-bounds
UBSAN complains when a pointer is calculated with invalid
'legacy_serial_console' index, allthough the index is verified
before dereferencing the pointer.
Fix it by checking 'legacy_serial_console' validity before
calculating pointers.
Fixes: 0bd3f9e953bd ("powerpc/legacy_serial: Use early_ioremap()")
Reported-by: Paul Menzel <[email protected]>
Signed-off-by: Christophe Leroy <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions