[Qemu-devel] [PATCH v3 02/12] vnc: explain why set_encodings loop is reversed

[Corentin Chary]

Add a small comment to explain why we need to start from
the end of the array to set the right prefered encoding.

Signed-off-by: Corentin Chary <address@hidden>
---
 vnc.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/vnc.c b/vnc.c
index b1a3fdb..d0402b9 100644
--- a/vnc.c
+++ b/vnc.c
@@ -1599,6 +1599,11 @@ static void set_encodings(VncState *vs, int32_t 
*encodings, size_t n_encodings)
     vs->tight_quality = 9;
     vs->absolute = -1;
 
+    /*
+     * Start from the end because the encodings are sent in order of 
preference.
+     * This way the prefered encoding (first encoding defined in the array)
+     * will be set at the end of the loop.
+     */
     for (i = n_encodings - 1; i >= 0; i--) {
         enc = encodings[i];
         switch (enc) {
-- 
1.7.0.2