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-rw-r--r--include/types.h2
-rw-r--r--src/afl-showmap.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/types.h b/include/types.h
index 4a68b1b0..96ce78f8 100644
--- a/include/types.h
+++ b/include/types.h
@@ -57,7 +57,7 @@ typedef uint128_t         u128;
 #define FS_OPT_SHDMEM_FUZZ 0x01000000
 #define FS_OPT_NEWCMPLOG 0x02000000
 #define FS_OPT_OLD_AFLPP_WORKAROUND 0x0f000000
-// FS_OPT_MAX_MAPSIZE is 8388608 = 0x800000 = 2^23 = 1 << 22
+// FS_OPT_MAX_MAPSIZE is 8388608 = 0x800000 = 2^23 = 1 << 23
 #define FS_OPT_MAX_MAPSIZE ((0x00fffffeU >> 1) + 1)
 #define FS_OPT_GET_MAPSIZE(x) (((x & 0x00fffffe) >> 1) + 1)
 #define FS_OPT_SET_MAPSIZE(x) \
diff --git a/src/afl-showmap.c b/src/afl-showmap.c
index 4bcd1d59..52d46ac9 100644
--- a/src/afl-showmap.c
+++ b/src/afl-showmap.c
@@ -1240,7 +1240,7 @@ int main(int argc, char **argv_orig, char **envp) {
 
     u32 save_be_quiet = be_quiet;
     be_quiet = !debug;
-    fsrv->map_size = 4194304;  // dummy temporary value
+    fsrv->map_size = FS_OPT_MAX_MAPSIZE;  // dummy temporary value
     u32 new_map_size =
         afl_fsrv_get_mapsize(fsrv, use_argv, &stop_soon,
                              (get_afl_env("AFL_DEBUG_CHILD") ||