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authorDavid Sterba <dsterba@suse.com>2016-09-06 13:08:29 +0200
committerDavid Sterba <dsterba@suse.com>2016-09-21 14:12:38 +0200
commit28fdd0d2ae35f02f78b29da2d119b673c7855c37 (patch)
tree6dd78368149222498ab2cd03a4347ff8e6ba1877
parent1ef93ea8632b89598d7723a04a2d268b70333168 (diff)
btrfs-progs: receive: improved error handling in process_snapshot
Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r--cmds-receive.c28
1 files changed, 24 insertions, 4 deletions
diff --git a/cmds-receive.c b/cmds-receive.c
index f4a3a4f1..d0525bfb 100644
--- a/cmds-receive.c
+++ b/cmds-receive.c
@@ -166,8 +166,18 @@ static int process_subvol(const char *path, const u8 *uuid, u64 ctransid,
if (ret < 0)
goto out;
- BUG_ON(r->cur_subvol.path);
- BUG_ON(r->cur_subvol_path[0]);
+ if (r->cur_subvol.path) {
+ error("subvol: another one already started, path ptr: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }
+ if (r->cur_subvol_path[0]) {
+ error("subvol: another one already started, path buf: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }
if (*r->dest_dir_path == 0) {
strncpy_null(r->cur_subvol_path, path);
@@ -224,8 +234,18 @@ static int process_snapshot(const char *path, const u8 *uuid, u64 ctransid,
if (ret < 0)
goto out;
- BUG_ON(r->cur_subvol.path);
- BUG_ON(r->cur_subvol_path[0]);
+ if (r->cur_subvol.path) {
+ error("snapshot: another one already started, path ptr: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }
+ if (r->cur_subvol_path[0]) {
+ error("snapshot: another one already started, path buf: %s",
+ r->cur_subvol.path);
+ ret = -EINVAL;
+ goto out;
+ }
if (*r->dest_dir_path == 0) {
strncpy_null(r->cur_subvol_path, path);