X-Git-Url: https://yaffs.net/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fyaffsfs.c;h=823f7edcfc21c9dd7e2247e1da8781e8a74eb7e1;hp=d1e4e4efa76185ade34bffeef842c6044e53fca6;hb=HEAD;hpb=334eb5fc4472c791e4c4ce6d50e650d2b2732f02

diff --git a/direct/yaffsfs.c b/direct/yaffsfs.c
index d1e4e4e..823f7ed 100644
--- a/direct/yaffsfs.c
+++ b/direct/yaffsfs.c
@@ -1943,17 +1943,21 @@ static int yaffsfs_DoUtime(struct yaffs_obj *obj,
 	}
 
 #if !CONFIG_YAFFS_WINCE
+	// if the the buffer is null then create one with the fields set to the current time.
 	if (!buf) {
 		local.actime = Y_CURRENT_TIME;
 		local.modtime = local.actime;
 		buf = &local;
 	}
 
+	// copy the buffer's time into the obj.
 	if (obj) {
 		int result;
 
 		obj->yst_atime = buf->actime;
 		obj->yst_mtime = buf->modtime;
+
+		// set the obj to dirty to cause it to be written to flash during the next flush operation.
 		obj->dirty = 1;
 		result = yaffs_flush_file(obj, 0, 0, 0);
 		retVal = result == YAFFS_OK ? 0 : -1;
@@ -3106,14 +3110,17 @@ int yaffs_unmount2_common(struct yaffs_dev *dev, const YCHAR *path, int force)
 {
 	int retVal = -1;
 
-	if (yaffsfs_CheckMemRegion(path, 0, 0) < 0) {
-		yaffsfs_SetError(-EFAULT);
-		return -1;
-	}
 
-	if (yaffsfs_CheckPath(path) < 0) {
-		yaffsfs_SetError(-ENAMETOOLONG);
-		return -1;
+	if (!dev) {
+		if (yaffsfs_CheckMemRegion(path, 0, 0) < 0) {
+			yaffsfs_SetError(-EFAULT);
+			return -1;
+		}
+
+		if (yaffsfs_CheckPath(path) < 0) {
+			yaffsfs_SetError(-ENAMETOOLONG);
+			return -1;
+		}
 	}
 
 	yaffsfs_Lock();