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authorStefan Roese <sr@denx.de>2010-11-01 17:28:22 +0100
committerStefan Roese <sr@denx.de>2010-12-03 18:24:04 +0100
commit2f15cfd187f1cf7a0606a1ec3e637954311a735a (patch)
treeb60cf597e60ddd1e01035a137c01a442807a13c3 /common/cmd_ubifs.c
parentb1a14f8a1c2e72d5c58269d0200f722d8eec19c4 (diff)
UBI/UBIFS: Automatically unmount UBIFS volume upon UBI partition change
Automatically unmount UBIFS partition when user changes the UBI device. Otherwise the following UBIFS commands will crash. Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'common/cmd_ubifs.c')
-rw-r--r--common/cmd_ubifs.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/common/cmd_ubifs.c b/common/cmd_ubifs.c
index 9526780cdf0..3cd2d8fa824 100644
--- a/common/cmd_ubifs.c
+++ b/common/cmd_ubifs.c
@@ -72,6 +72,25 @@ int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return 0;
}
+int ubifs_is_mounted(void)
+{
+ return ubifs_mounted;
+}
+
+void cmd_ubifs_umount(void)
+{
+
+ if (ubifs_sb) {
+ printf("Unmounting UBIFS volume %s!\n",
+ ((struct ubifs_info *)(ubifs_sb->s_fs_info))->vi.name);
+ ubifs_umount(ubifs_sb->s_fs_info);
+ }
+
+ ubifs_sb = NULL;
+ ubifs_mounted = 0;
+ ubifs_initialized = 0;
+}
+
int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc != 1)
@@ -82,12 +101,7 @@ int do_ubifs_umount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return -1;
}
- if (ubifs_sb)
- ubifs_umount(ubifs_sb->s_fs_info);
-
- ubifs_sb = NULL;
- ubifs_mounted = 0;
- ubifs_initialized = 0;
+ cmd_ubifs_umount();
return 0;
}