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| author | van Hauser <vh@thc.org> | 2024-06-05 20:19:38 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-06-05 20:19:38 +0200 |
| commit | 112759cd39fd31c227c03d5dca866952e5f07b7e (patch) | |
| tree | f9c386827d8b42909bcccdae50f378cf47fa1de1 | |
| parent | 12a87cfacbe2015e378ebae9cca0923a220d1605 (diff) | |
| parent | e8d098335b24dfd96f88b840617fbb539a6077ab (diff) | |
| download | afl++-112759cd39fd31c227c03d5dca866952e5f07b7e.tar.gz | |
Merge pull request #2113 from AFLplusplus/fix_mmap_cmplog
Fix cmplog shared memory size when USEMMAP=1
| -rw-r--r-- | src/afl-sharedmem.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/afl-sharedmem.c b/src/afl-sharedmem.c index 8f685633..1dea83f9 100644 --- a/src/afl-sharedmem.c +++ b/src/afl-sharedmem.c @@ -239,15 +239,15 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, if (shm->cmplog_g_shm_fd == -1) { PFATAL("shm_open() failed"); } /* configure the size of the shared memory segment */ - if (ftruncate(shm->cmplog_g_shm_fd, map_size)) { + if (ftruncate(shm->cmplog_g_shm_fd, sizeof(struct cmp_map))) { PFATAL("setup_shm(): cmplog ftruncate() failed"); } /* map the shared memory segment to the address space of the process */ - shm->cmp_map = mmap(0, map_size, PROT_READ | PROT_WRITE, MAP_SHARED, - shm->cmplog_g_shm_fd, 0); + shm->cmp_map = mmap(0, sizeof(struct cmp_map), PROT_READ | PROT_WRITE, + MAP_SHARED, shm->cmplog_g_shm_fd, 0); if (shm->cmp_map == MAP_FAILED) { close(shm->cmplog_g_shm_fd); |