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[PATCH 11/17] ext2fs: resolve a todo, check writability before writing
From: |
Etienne Brateau |
Subject: |
[PATCH 11/17] ext2fs: resolve a todo, check writability before writing |
Date: |
Sun, 23 Jan 2022 05:17:09 +0100 |
---
ext2fs/hyper.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/ext2fs/hyper.c b/ext2fs/hyper.c
index 65a2937e..9bff609f 100644
--- a/ext2fs/hyper.c
+++ b/ext2fs/hyper.c
@@ -199,6 +199,9 @@ diskfs_set_hypermetadata (int wait, int clean)
if (sblock_dirty)
{
+ if (diskfs_readonly)
+ return EROFS; /* impossible to write */
+
/* Before writing, set the time of write */
sblock->s_wtime = htole32(diskfs_mtime->seconds);
sblock_dirty = 0;
@@ -209,7 +212,6 @@ diskfs_set_hypermetadata (int wait, int clean)
sync_global (wait);
- /* Should check writability here and return EROFS if necessary. XXX */
return 0;
}
--
2.34.1
- Re: [PATCH 05/17] ext2fs: remove unneeded file, (continued)
- [PATCH 08/17] ext2fs: Take cares of indiannes, Etienne Brateau, 2022/01/22
- [PATCH 10/17] ext2fs: set the writing time in the superblock, Etienne Brateau, 2022/01/22
- [PATCH 11/17] ext2fs: resolve a todo, check writability before writing,
Etienne Brateau <=
- [PATCH 14/17] ext2fs: refactor add a method for dupplicated code, Etienne Brateau, 2022/01/22
- [PATCH 17/17] ext2fs: remove 2 unused functions, Etienne Brateau, 2022/01/22
- [PATCH 16/17] ext2fs: remove a commented block of code, Etienne Brateau, 2022/01/22
- [PATCH 02/17] ext2fs: update ext2_fs.h header, Etienne Brateau, 2022/01/22