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infra: safeguard double free

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This commit is contained in:
Thomas Schoebel-Theuer 2020-07-08 20:16:25 +02:00
parent 92df0da748
commit ceebaf04e5
1 changed files with 3 additions and 0 deletions

3
kernel/brick_mem.h
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@ -133,6 +133,7 @@ void *__mark_ptr_nonnull(void *_ptr)
do { \ do { \
if (_data_) { \ if (_data_) { \
_brick_mem_free(_data_, __LINE__); \ _brick_mem_free(_data_, __LINE__); \
(_data_) = NULL; \
} \ } \
} while(0) } while(0)
@ -180,6 +181,7 @@ extern void _brick_mem_free(void *data, int line);
do { \ do { \
if (_data_) { \ if (_data_) { \
_brick_string_free(_data_, __LINE__); \ _brick_string_free(_data_, __LINE__); \
(_data_) = NULL; \
} \ } \
} while(0) } while(0)
@ -201,6 +203,7 @@ extern void _brick_string_free(const char *data, int line);
do { \ do { \
if (_data_) { \ if (_data_) { \
_brick_block_free((_data_), (_len_), __LINE__); \ _brick_block_free((_data_), (_len_), __LINE__); \
(_data_) = NULL; \
} \ } \
} while(0) } while(0)