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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 34 |
1 files changed, 34 insertions, 0 deletions
@@ -1,3 +1,37 @@ +2019-04-18 Adhemerval Zanella <adhemerval.zanella@linaro.org> + + [BZ #23741] + * malloc/hooks.c (malloc_check, realloc_check): Use + __builtin_add_overflow on overflow check and adapt to + checked_request2size change. + * malloc/malloc.c (__libc_malloc, __libc_realloc, _mid_memalign, + __libc_pvalloc, __libc_calloc, _int_memalign): Limit maximum + allocation size to PTRDIFF_MAX. + (REQUEST_OUT_OF_RANGE): Remove macro. + (checked_request2size): Change to inline function and limit maximum + requested size to PTRDIFF_MAX. + (__libc_malloc, __libc_realloc, _int_malloc, _int_memalign): Limit + maximum allocation size to PTRDIFF_MAX. + (_mid_memalign): Use _int_memalign call for overflow check. + (__libc_pvalloc): Use __builtin_add_overflow on overflow check. + (__libc_calloc): Use __builtin_mul_overflow for overflow check and + limit maximum requested size to PTRDIFF_MAX. + * malloc/malloc.h (malloc, calloc, realloc, reallocarray, memalign, + valloc, pvalloc): Add __attribute_alloc_size__. + * stdlib/stdlib.h (malloc, realloc, reallocarray, valloc): Likewise. + * malloc/tst-malloc-too-large.c (do_test): Add check for allocation + larger than PTRDIFF_MAX. + * malloc/tst-memalign.c (do_test): Disable -Walloc-size-larger-than= + around tests of malloc with negative sizes. + * malloc/tst-posix_memalign.c (do_test): Likewise. + * malloc/tst-pvalloc.c (do_test): Likewise. + * malloc/tst-valloc.c (do_test): Likewise. + * malloc/tst-reallocarray.c (do_test): Replace call to reallocarray + with resulting size allocation larger than PTRDIFF_MAX with + reallocarray_nowarn. + (reallocarray_nowarn): New function. + * NEWS: Mention the malloc function semantic change. + 2019-04-17 Adhemerval Zanella <adhemerval.zanella@linaro.org> * sysdeps/powerpc/fpu/s_fma.c: Fix format. |