On Thu, 5 Jul 2012, Samuel Pitoiset wrote:

This fixes the number of 8-byte blocks processed.
---
libavutil/xtea.c |    6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/libavutil/xtea.c b/libavutil/xtea.c
index 07a66e5..7c3a14c 100644
--- a/libavutil/xtea.c
+++ b/libavutil/xtea.c
@@ -72,7 +72,7 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t 
*src, int count,
    int i;

    if (decrypt) {
-        while (count > 0) {
+        while (count--) {
            xtea_crypt_ecb(ctx, dst, src, decrypt);

            if (iv) {
@@ -83,10 +83,9 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t 
*src, int count,

            src   += 8;
            dst   += 8;
-            count -= 8;
        }
    } else {
-        while (count > 0) {
+        while (count--) {
            if (iv) {
                for (i = 0; i < 8; i++)
                    dst[i] = src[i] ^ iv[i];
@@ -97,7 +96,6 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t 
*src, int count,
            }
            src   += 8;
            dst   += 8;
-            count -= 8;
        }
    }
}
--
1.7.10.4

LGTM

// Martin
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