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authorLukas Larsson <[email protected]>2018-06-11 15:22:00 +0200
committerGitHub <[email protected]>2018-06-11 15:22:00 +0200
commit558f6498f51242f2a668bae08b0bfff41f591bf4 (patch)
tree69b5c857d33b4a944c809563c8e1942c0b4c8149 /erts
parent0e9d90f6925fe6b4284908638fefe0e1f4e2419c (diff)
parent35fb6f2e11db0454c634772137f748dc81bcca63 (diff)
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filmor/use-after-free-escript-win32/PR-1826/OTP-15119
Fix use-after-free on Windows in escript
Diffstat (limited to 'erts')
-rw-r--r--erts/etc/common/escript.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/erts/etc/common/escript.c b/erts/etc/common/escript.c
index d739d21f12..c84e63ad7c 100644
--- a/erts/etc/common/escript.c
+++ b/erts/etc/common/escript.c
@@ -139,15 +139,6 @@ get_env(char *key)
}
static void
-free_env_val(char *value)
-{
-#ifdef __WIN32__
- if (value)
- efree(value);
-#endif
-}
-
-static void
set_env(char *key, char *value)
{
#ifdef __WIN32__
@@ -422,7 +413,6 @@ main(int argc, char** argv)
int eargv_size;
int eargc_base; /* How many arguments in the base of eargv. */
char* emulator;
- char* env;
char* basename;
char* def_emu_lookup_path;
char scriptname[PMAX];
@@ -504,7 +494,7 @@ main(int argc, char** argv)
}
/* Determine path to emulator */
- emulator = env = get_env("ESCRIPT_EMULATOR");
+ emulator = get_env("ESCRIPT_EMULATOR");
if (emulator == NULL) {
emulator = get_default_emulator(def_emu_lookup_path);
@@ -518,7 +508,6 @@ main(int argc, char** argv)
*/
PUSH(emulator);
- free_env_val(env);
PUSH("+B");
PUSH2("-boot", "no_dot_erlang");