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authorvan Hauser <vh@thc.org>2022-01-11 12:20:35 +0100
committerGitHub <noreply@github.com>2022-01-11 12:20:35 +0100
commit10dae419d6e3ebc38f53840c5abfe98e9c901217 (patch)
tree352576e19c8a504c40ea58dbb141056762901a69 /frida_mode/src/persistent/persistent_x86.c
parent74a8f145e09d0361d8f576eb3f2e8881b6116f18 (diff)
parentd2715336a54635bb6e617a2e739c0ad5fe51d28d (diff)
downloadafl++-10dae419d6e3ebc38f53840c5abfe98e9c901217.tar.gz
Merge pull request #1236 from AFLplusplus/dev
push to stable
Diffstat (limited to 'frida_mode/src/persistent/persistent_x86.c')
-rw-r--r--frida_mode/src/persistent/persistent_x86.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/frida_mode/src/persistent/persistent_x86.c b/frida_mode/src/persistent/persistent_x86.c
index 5425b01b..76c25334 100644
--- a/frida_mode/src/persistent/persistent_x86.c
+++ b/frida_mode/src/persistent/persistent_x86.c
@@ -130,7 +130,13 @@ static void instrument_exit(GumX86Writer *cw) {
 static int instrument_afl_persistent_loop_func(void) {
 
   int ret = __afl_persistent_loop(persistent_count);
-  instrument_previous_pc = instrument_hash_zero;
+  if (instrument_previous_pc_addr == NULL) {
+
+    FATAL("instrument_previous_pc_addr uninitialized");
+
+  }
+
+  *instrument_previous_pc_addr = instrument_hash_zero;
   return ret;
 
 }
@@ -210,7 +216,7 @@ void persistent_prologue_arch(GumStalkerOutput *output) {
 
   gconstpointer loop = cw->code + 1;
 
-  FOKF("Persistent loop reached");
+  FVERBOSE("Persistent loop reached");
 
   /* Pop the return value */
   gum_x86_writer_put_lea_reg_reg_offset(cw, GUM_REG_ESP, GUM_REG_ESP, 4);