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-rw-r--r--source/libsmb/credentials.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/source/libsmb/credentials.c b/source/libsmb/credentials.c
index 76fc5fc0621..3243719d5c9 100644
--- a/source/libsmb/credentials.c
+++ b/source/libsmb/credentials.c
@@ -101,7 +101,9 @@ static void creds_init_64(struct dcinfo *dc,
unsigned char sum2[8];
/* Just in case this isn't already there */
- memcpy(dc->mach_pw, mach_pw, 16);
+ if (dc->mach_pw != mach_pw) {
+ memcpy(dc->mach_pw, mach_pw, 16);
+ }
sum[0] = IVAL(clnt_chal_in->data, 0) + IVAL(srv_chal_in->data, 0);
sum[1] = IVAL(clnt_chal_in->data, 4) + IVAL(srv_chal_in->data, 4);