Tsutomu Itoh
2013-Feb-27 02:31 UTC
[PATCH] Btrfs-progs: fix segmentation fault of "btrfs check"
Segmentation fault occurred in the following command.
# btrfs check /dev/sdc7
No valid Btrfs found on /dev/sdc7
Segmentation fault (core dumped)
Fix it.
Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
---
cmds-check.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/cmds-check.c b/cmds-check.c
index d63e945..5d2e9ed 100644
--- a/cmds-check.c
+++ b/cmds-check.c
@@ -3610,12 +3610,12 @@ int cmd_check(int argc, char **argv)
}
info = open_ctree_fs_info(argv[optind], bytenr, rw, 1);
- uuid_unparse(info->super_copy.fsid, uuidbuf);
- printf("Checking filesystem on %s\nUUID: %s\n", argv[optind],
uuidbuf);
-
if (info == NULL)
return 1;
+ uuid_unparse(info->super_copy.fsid, uuidbuf);
+ printf("Checking filesystem on %s\nUUID: %s\n", argv[optind],
uuidbuf);
+
if (!extent_buffer_uptodate(info->tree_root->node) ||
!extent_buffer_uptodate(info->dev_root->node) ||
!extent_buffer_uptodate(info->extent_root->node) ||
--
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