Sansa AMS: handle properly SD transfer errors

clocks disabling and mutex unlocking were not made in case of errors

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21773 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 8 insertions, 4 deletions

diff --git a/firmware/target/arm/as3525/ata_sd_as3525.c b/firmware/target/arm/as3525/ata_sd_as3525.c
index 470efa56ab..ae3d466abf 100644
--- a/firmware/target/arm/as3525/ata_sd_as3525.c
+++ b/firmware/target/arm/as3525/ata_sd_as3525.c
@@ -753,17 +753,21 @@ static int sd_transfer_sectors(IF_MV2(int drive,) unsigned long start,
         }
     }
 
+    ret = 0;    /* success */
+
+sd_transfer_error:
+
     dma_release();
 
 #ifndef BOOTLOADER
     led(false);
     sd_enable(false);
 #endif
-    mutex_unlock(&sd_mtx);
-    return 0;
 
-sd_transfer_error:
-    card_info[drive].initialized = 0;
+    if (ret)    /* error */
+        card_info[drive].initialized = 0;
+
+    mutex_unlock(&sd_mtx);
     return ret;
 }