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List: util-linux-ng
Subject: [PATCH 2/2] libmount: code re-indentation
From: Stanislav Brabec <sbrabec () suse ! cz>
Date: 2016-01-27 20:37:29
Message-ID: 56A92A89.1050005 () suse ! cz
[Download RAW message or body]
For easier review, the fix of libmount comes in two patches:
PATCH 1/2: libmount: run btrfs subvol checks for "subvolid" option
PATCH 2/2: code re-indentation
No code change is present in this patch.
Signed-off-by: Stanislav Brabec <sbrabec@suse.cz>
---
libmount/src/tab.c | 87 +++++++++++++++++++++++++++---------------------------
1 file changed, 44 insertions(+), 43 deletions(-)
diff --git a/libmount/src/tab.c b/libmount/src/tab.c
index 71dfbf5..845ec6c 100644
--- a/libmount/src/tab.c
+++ b/libmount/src/tab.c
@@ -1326,50 +1326,51 @@ struct libmnt_fs *mnt_table_get_fs_root(struct libmnt_table *tb,
DBG(BTRFS, ul_debug("lookup for FS root"));
if (mnt_fs_get_option(fs, "subvolid", &vol, &volsz)) {
- if (mnt_fs_get_option(fs, "subvol", &vol, &volsz)) {
- /* If fstab entry does not contain "subvol", we have to
- * check, whether btrfs has default subvolume defined.
- */
- uint64_t default_id;
- char *target;
- struct libmnt_fs *f;
- char default_id_str[sizeof(stringify_value(UINT64_MAX))];
-
- default_id = btrfs_get_default_subvol_id(mnt_fs_get_target(fs));
- if (default_id == UINT64_MAX)
- goto dflt;
-
- /* Volume has default subvolume. Check if it matches to
- * the one in mountinfo.
- *
- * Only kernel >= 4.2 reports subvolid. On older
- * kernels, there is no reasonable way to detect which
- * subvolume was mounted.
- */
- target = mnt_resolve_spec(mnt_fs_get_target(fs), tb->cache);
- if (!target)
- goto err;
-
- snprintf(default_id_str, sizeof(default_id_str), "%llu",
- (unsigned long long int) default_id);
-
- DBG(BTRFS, ul_debug("target=%s default subvolid=%s", target, default_id_str));
- f = mnt_table_find_target_with_option(tb, target,
- "subvolid", default_id_str,
- MNT_ITER_BACKWARD);
- if (!tb->cache)
- free(target);
- if (!f)
- goto dflt;
+ if (mnt_fs_get_option(fs, "subvol", &vol, &volsz)) {
+ /* If fstab entry does not contain "subvol", we
+ * have to check, whether btrfs has default
+ * subvolume defined.
+ */
+ uint64_t default_id;
+ char *target;
+ struct libmnt_fs *f;
+ char default_id_str[sizeof(stringify_value(UINT64_MAX))];
+
+ default_id = btrfs_get_default_subvol_id(mnt_fs_get_target(fs));
+ if (default_id == UINT64_MAX)
+ goto dflt;
+
+ /* Volume has default subvolume. Check if it
+ * matches to the one in mountinfo.
+ *
+ * Only kernel >= 4.2 reports subvolid. On older
+ * kernels, there is no reasonable way to detect
+ * which subvolume was mounted.
+ */
+ target = mnt_resolve_spec(mnt_fs_get_target(fs), tb->cache);
+ if (!target)
+ goto err;
- /* Instead of set of BACKREF queries constructing
- * subvol path, use the one in mountinfo. Kernel does
- * the evaluation for us. */
- DBG(BTRFS, ul_debug("setting FS root: btrfs default subvolid = %s", default_id_str));
- if (mnt_fs_get_option(f, "subvol", &vol, &volsz))
- goto dflt;
- } else
- DBG(BTRFS, ul_debug("setting FS root: btrfs subvol"));
+ snprintf(default_id_str, sizeof(default_id_str), "%llu",
+ (unsigned long long int) default_id);
+
+ DBG(BTRFS, ul_debug("target=%s default subvolid=%s", target, default_id_str));
+ f = mnt_table_find_target_with_option(tb, target,
+ "subvolid", default_id_str,
+ MNT_ITER_BACKWARD);
+ if (!tb->cache)
+ free(target);
+ if (!f)
+ goto dflt;
+
+ /* Instead of set of BACKREF queries constructing
+ * subvol path, use the one in mountinfo. Kernel
+ * does the evaluation for us. */
+ DBG(BTRFS, ul_debug("setting FS root: btrfs default subvolid = %s", default_id_str));
+ if (mnt_fs_get_option(f, "subvol", &vol, &volsz))
+ goto dflt;
+ } else
+ DBG(BTRFS, ul_debug("setting FS root: btrfs subvol"));
} else {
char *target;
struct libmnt_fs *f;
--
2.7.0
--
Best Regards / S pozdravem,
Stanislav Brabec
software developer
---------------------------------------------------------------------
SUSE LINUX, s. r. o. e-mail: sbrabec@suse.com
Lihovarská 1060/12 tel: +49 911 7405384547
190 00 Praha 9 fax: +420 284 084 001
Czech Republic http://www.suse.cz/
PGP: 830B 40D5 9E05 35D8 5E27 6FA3 717C 209F A04F CD76
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