[PATCH spice-server 10/11] red-stream: Avoid useless copy of mechlist

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

The list will persist will the SASL connection is not disposed
(or another sasl_listmech called).

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 server/red-stream.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/server/red-stream.c b/server/red-stream.c
index b5eb7cd3..321612ba 100644
--- a/server/red-stream.c
+++ b/server/red-stream.c
@@ -68,7 +68,7 @@ typedef struct RedSASL {
 
     SpiceBuffer inbuffer;
 
-    char *mechlist;
+    const char *mechlist;
     char *mechname;
 
     /* temporary data during authentication */
@@ -354,9 +354,7 @@ void red_stream_free(RedStream *s)
         s->priv->sasl.len = 0;
         s->priv->sasl.encodedLength = s->priv->sasl.encodedOffset = 0;
         s->priv->sasl.encoded = NULL;
-        g_free(s->priv->sasl.mechlist);
         g_free(s->priv->sasl.mechname);
-        s->priv->sasl.mechlist = NULL;
         g_free(s->priv->sasl.data);
         sasl_dispose(&s->priv->sasl.conn);
         s->priv->sasl.conn = NULL;
@@ -1110,7 +1108,7 @@ bool red_sasl_start_auth(RedStream *stream, AsyncReadDone read_cb, void *opaque)
 
     spice_debug("Available mechanisms for client: '%s'", mechlist);
 
-    sasl->mechlist = g_strdup(mechlist);
+    sasl->mechlist = mechlist;
 
     mechlistlen = strlen(mechlist);
     if (!red_stream_write_all(stream, &mechlistlen, sizeof(uint32_t))
@@ -1126,6 +1124,7 @@ bool red_sasl_start_auth(RedStream *stream, AsyncReadDone read_cb, void *opaque)
     return true;
 
 error_dispose:
+    sasl->mechlist = NULL;
     sasl_dispose(&sasl->conn);
     sasl->conn = NULL;
 error:
-- 
2.14.3

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