Fixed bug 3486930.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/stable_2.4.x@4007 35acf78f-673a-0410-8e92-d51de3d6d3f4
2012-03-03 10:40:57 +00:00 · 2012-03-03 10:40:57 +00:00 · 5a7630b143
parent 9385daa8cb
commit 5a7630b143
2 changed files with 3 additions and 1 deletions
--- a/os/hal/src/mmc_spi.c
+++ b/os/hal/src/mmc_spi.c
@ -146,7 +146,7 @@ static void wait(MMCDriver *mmcp) {
  for (i = 0; i < 16; i++) {
    spiReceive(mmcp->spip, 1, buf);
    if (buf[0] == 0xFF)
-      break;
+      return;
  }
  /* Looks like it is a long wait.*/
  while (TRUE) {
--- a/readme.txt
+++ b/readme.txt
@ -79,6 +79,8 @@
 *****************************************************************************

 *** 2.4.1 ***
+- FIX: Fixed MMC over SPI driver performs an unnecessary SPI read (bug
+  3486930).
 - FIX: Fixed Realtime counter initialization in STM32 HALs (bug 3485500).
 - FIX: Fixed PPC port broken when CH_DBG_SYSTEM_STATE_CHECK is activated
  (bug 3485667).