fix(ufs): don't zero out the write buffer

Previously ufs_write_blocks was memsetting the write buffer before
calling ufs_prepare_cmd, causing zeros to be written to UFS. This change
deletes the memset call so the original buffer contents get written to
UFS.

Signed-off-by: Jorge Troncoso <jatron@google.com>
Change-Id: I3299f11b30e6d7d409408ce11a6759c88607ee18

diff --git a/drivers/ufs/ufs.c b/drivers/ufs/ufs.c
index edac46ab1ad66978ce686480f3d1052459a51323..5c20932ebd533a3fd9524882eec7b3eb0a23fb85 100644 (file)
--- a/drivers/ufs/ufs.c
+++ b/drivers/ufs/ufs.c
@@ -726,7 +726,6 @@ size_t ufs_write_blocks(int lun, int lba, const uintptr_t buf, size_t size)
               (ufs_params.desc_base != 0) &&
               (ufs_params.desc_size >= UFS_DESC_SIZE));
 
-       memset((void *)buf, 0, size);
        get_utrd(&utrd);
        ufs_prepare_cmd(&utrd, CDBCMD_WRITE_10, lun, lba, buf, size);
        ufs_send_request(utrd.task_tag);