make pw_encrypt() return malloc'ed string.

   text    data     bss     dec     hex filename
 759802     604    6684  767090   bb472 busybox_old
 759804     604    6676  767084   bb46c busybox_unstripped

1 files changed, 3 insertions, 4 deletions

diff --git a/libbb/pw_encrypt.c b/libbb/pw_encrypt.c
index d439fc3b4..762cbab27 100644
--- a/libbb/pw_encrypt.c
+++ b/libbb/pw_encrypt.c
@@ -54,7 +54,7 @@ static void my_crypt_cleanup(void)
 
 char *pw_encrypt(const char *clear, const char *salt, int cleanup)
 {
-        static char *cipher;
+        char *encrypted;
 
 #if 0 /* was CONFIG_FEATURE_SHA1_PASSWORDS, but there is no such thing??? */
         if (strncmp(salt, "$2$", 3) == 0) {
@@ -62,11 +62,10 @@ char *pw_encrypt(const char *clear, const char *salt, int cleanup)
         }
 #endif
 
-        free(cipher);
-        cipher = my_crypt(clear, salt);
+        encrypted = my_crypt(clear, salt);
 
         if (cleanup)
                 my_crypt_cleanup();
 
-        return cipher;
+        return encrypted;
 }