SYS-OSS/FRET-qemu
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fix libafl_maps_next (#24)

Browse Source 
Co-authored-by: Your Name <you@example.com>
This commit is contained in:
WorksButNotTested 2023-06-02 10:27:19 +01:00 committed by GitHub
parent e3abb81904
commit 28e4b38109
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
linux-user/syscall.c
View File

@ -13525,10 +13525,7 @@ GSList * libafl_maps_next(GSList *map_info, struct libafl_mapinfo* ret);
GSList * libafl_maps_next(GSList *map_info, struct libafl_mapinfo* ret) { GSList * libafl_maps_next(GSList *map_info, struct libafl_mapinfo* ret) {
if (!map_info || !ret) if (!map_info || !ret)
return NULL; return NULL;
GSList *s = g_slist_next(map_info); MapInfo *e = (MapInfo *)map_info->data;
if (!s)
return NULL;
MapInfo *e = (MapInfo *) s->data;
if (h2g_valid(e->start)) { if (h2g_valid(e->start)) {
unsigned long min = e->start; unsigned long min = e->start;
@ -13539,7 +13536,7 @@ GSList * libafl_maps_next(GSList *map_info, struct libafl_mapinfo* ret) {
max : (uintptr_t) g2h_untagged(GUEST_ADDR_MAX) + 1; max : (uintptr_t) g2h_untagged(GUEST_ADDR_MAX) + 1;
if (page_check_range(h2g(min), max - min, flags) == -1) { if (page_check_range(h2g(min), max - min, flags) == -1) {
return libafl_maps_next(s, ret); return libafl_maps_next(g_slist_next(map_info), ret);
} }
int libafl_flags = 0; int libafl_flags = 0;
@ -13554,9 +13551,9 @@ GSList * libafl_maps_next(GSList *map_info, struct libafl_mapinfo* ret) {
ret->flags = libafl_flags; ret->flags = libafl_flags;
ret->is_priv = e->is_priv; ret->is_priv = e->is_priv;
return s; return g_slist_next(map_info);
} else { } else {
return libafl_maps_next(s, ret); return libafl_maps_next(g_slist_next(map_info), ret);
} }
} }