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fixed uaf and warnings

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This commit is contained in:
Dominik Maier
2020-04-13 16:57:19 +02:00
parent dda096da03
commit 326ab632c3
12 changed files with 34 additions and 24 deletions
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10
src/afl-sharedmem.c
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@ -67,6 +67,7 @@ list_t shm_list = {.element_prealloc_count = 0};
void afl_shm_deinit(sharedmem_t *shm) {
// TODO: clang reports a potential UAF in this function/makro(?)
list_remove(&shm_list, shm);
#ifdef USEMMAP
@ -93,14 +94,6 @@ void afl_shm_deinit(sharedmem_t *shm) {
}
/* At exit, remove all leftover maps */
void afl_shm_atexit(void) {
LIST_FOREACH(&shm_list, sharedmem_t, { afl_shm_deinit(el); });
}
/* Configure shared memory.
Returns a pointer to shm->map for ease of use.
*/
@ -207,7 +200,6 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
#endif
list_append(&shm_list, shm);
atexit(afl_shm_atexit);
return shm->map;