[PATCH v3 10/13] cbfs: Return the error code from file_cbfs_init()

[Simon Glass]

We may as well return the error code and use it directly in the command
code. CBFS still uses its own error enum which we may be able to remove,
but leave it for now.

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v3: None
Changes in v2: None

 cmd/cbfs.c     |  3 +--
 fs/cbfs/cbfs.c | 23 +++++++++++++++--------
 include/cbfs.h |  6 +++---
 3 files changed, 19 insertions(+), 13 deletions(-)

diff --git a/cmd/cbfs.c b/cmd/cbfs.c
index 8e91d4bb8c2..10c2c929c37 100644
--- a/cmd/cbfs.c
+++ b/cmd/cbfs.c
@@ -28,8 +28,7 @@ static int do_cbfs_init(struct cmd_tbl *cmdtp, int flag, int argc,
 			return 1;
 		}
 	}
-	file_cbfs_init(end_of_rom);
-	if (cbfs_get_result() != CBFS_SUCCESS) {
+	if (file_cbfs_init(end_of_rom)) {
 		printf("%s.\n", file_cbfs_error());
 		return 1;
 	}
diff --git a/fs/cbfs/cbfs.c b/fs/cbfs/cbfs.c
index abdc2731a14..91744d0ca48 100644
--- a/fs/cbfs/cbfs.c
+++ b/fs/cbfs/cbfs.c
@@ -253,19 +253,26 @@ static int cbfs_load_header_ptr(struct cbfs_priv *priv, ulong base)
 	return 0;
 }
 
-static void cbfs_init(struct cbfs_priv *priv, ulong end_of_rom)
+static int cbfs_init(struct cbfs_priv *priv, ulong end_of_rom)
 {
-	if (file_cbfs_load_header(priv, end_of_rom))
-		return;
+	int ret;
 
-	file_cbfs_fill_cache(priv, priv->header.rom_size, priv->header.align);
-	if (priv->result == CBFS_SUCCESS)
-		priv->initialised = true;
+	ret = file_cbfs_load_header(priv, end_of_rom);
+	if (ret)
+		return ret;
+
+	ret = file_cbfs_fill_cache(priv, priv->header.rom_size,
+				   priv->header.align);
+	if (ret)
+		return ret;
+	priv->initialised = true;
+
+	return 0;
 }
 
-void file_cbfs_init(ulong end_of_rom)
+int file_cbfs_init(ulong end_of_rom)
 {
-	cbfs_init(&cbfs_s, end_of_rom);
+	return cbfs_init(&cbfs_s, end_of_rom);
 }
 
 int cbfs_init_mem(ulong base, ulong size, struct cbfs_priv **privp)
diff --git a/include/cbfs.h b/include/cbfs.h
index 8b297c23d5a..bd1dd60648b 100644
--- a/include/cbfs.h
+++ b/include/cbfs.h
@@ -98,10 +98,10 @@ enum cbfs_result cbfs_get_result(void);
 /**
  * file_cbfs_init() - Initialize the CBFS driver and load metadata into RAM.
  *
- * @end_of_rom: Points to the end of the ROM the CBFS should be read
- *                      from.
+ * @end_of_rom: Points to the end of the ROM the CBFS should be read from
+ * @return 0 if OK, -ve on error
  */
-void file_cbfs_init(ulong end_of_rom);
+int file_cbfs_init(ulong end_of_rom);
 
 /**
  * file_cbfs_get_header() - Get the header structure for the current CBFS.
-- 
2.27.0.rc0.183.gde8f92d652-goog