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Update bcachefs sources to fd381c355c bcachefs: Fix a null ptr deref in fsck check_extents()

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This commit is contained in:
Kent Overstreet 2023-04-16 21:50:37 -04:00
parent 42edda8db6
commit 9690f78356
3 changed files with 13 additions and 4 deletions
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2
.bcachefs_revision
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@ -1 +1 @@
22ccceee1555cd9a66f0b444634a7c0099a73d77
fd381c355c92ad0e3abfc49c7675893ed355686f

4
libbcachefs/error.c
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@ -75,6 +75,9 @@ enum ask_yn {
#ifdef __KERNEL__
#define bch2_fsck_ask_yn() YN_NO
#else
#include "tools-util.h"
enum ask_yn bch2_fsck_ask_yn(void)
{
char *buf = NULL;
@ -106,6 +109,7 @@ enum ask_yn bch2_fsck_ask_yn(void)
free(buf);
return ret;
}
#endif
static struct fsck_err_state *fsck_err_get(struct bch_fs *c, const char *fmt)

11
libbcachefs/fsck.c
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@ -3,6 +3,7 @@
#include "bcachefs.h"
#include "bkey_buf.h"
#include "btree_update.h"
#include "buckets.h"
#include "darray.h"
#include "dirent.h"
#include "error.h"
@ -1407,6 +1408,7 @@ static int check_extents(struct bch_fs *c)
struct btree_iter iter;
struct bkey_s_c k;
extent_ends extent_ends = { 0 };
struct disk_reservation res = { 0 };
int ret = 0;
snapshots_seen_init(&s);
@ -1417,10 +1419,13 @@ static int check_extents(struct bch_fs *c)
ret = for_each_btree_key_commit(&trans, iter, BTREE_ID_extents,
POS(BCACHEFS_ROOT_INO, 0),
BTREE_ITER_PREFETCH|BTREE_ITER_ALL_SNAPSHOTS, k,
NULL, NULL,
BTREE_INSERT_LAZY_RW|BTREE_INSERT_NOFAIL,
check_extent(&trans, &iter, k, &w, &s, &extent_ends));
&res, NULL,
BTREE_INSERT_LAZY_RW|BTREE_INSERT_NOFAIL, ({
bch2_disk_reservation_put(c, &res);
check_extent(&trans, &iter, k, &w, &s, &extent_ends);
}));
bch2_disk_reservation_put(c, &res);
extent_ends_reset(&extent_ends);
darray_exit(&extent_ends);
inode_walker_exit(&w);