kernel: mtdsplit_h3c_vfs: use -ENOENT instead of -ENODEV

New linux version will check the return code of parser on subpartitions.
The only valid case for skipping a parser with an error is -ENOENT.

Change the relevant entry to -ENOENT.

Signed-off-by: Christian Marangi <[email protected]>

diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_h3c_vfs.c b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_h3c_vfs.c
index f264233dbd9de32a2f32ed82519619b2c330a1e7..a766ff7c2fb7297ac8a5f62d7d75bb6598417346 100644 (file)
--- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_h3c_vfs.c
+++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_h3c_vfs.c
@@ -99,7 +99,9 @@ static int mtdsplit_h3c_vfs_parse(struct mtd_info *mtd,
                return -EIO;
 
        if (format_flag != FORMAT_FLAG)
-               return -EINVAL;
+               pr_debug("mtdsplit_h3c_vfs: unexpected format flag %08x\n",
+                        format_flag);
+               return -ENOENT;
 
        /* Check file entry */
        err = mtd_read(mtd, FILE_ENTRY_OFFSET, sizeof(file_entry), &retlen,
@@ -111,19 +113,19 @@ static int mtdsplit_h3c_vfs_parse(struct mtd_info *mtd,
                return -EIO;
 
        if (file_entry.flags != FILE_ENTRY_FLAGS)
-               return -EINVAL;
+               return -ENOENT;
 
        if (file_entry.parent_block != FILE_ENTRY_PARENT_BLOCK)
-               return -EINVAL;
+               return -ENOENT;
 
        if (file_entry.parent_index != FILE_ENTRY_PARENT_INDEX)
-               return -EINVAL;
+               return -ENOENT;
 
        if (file_entry.data_block != FILE_ENTRY_DATA_BLOCK)
-               return -EINVAL;
+               return -ENOENT;
 
        if (strncmp(file_entry.name, FILE_ENTRY_NAME, sizeof(file_entry.name)) != 0)
-               return -EINVAL;
+               return -ENOENT;
 
        /* Find rootfs offset */
        kernel_size = block_offset(file_entry.data_block +