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bcachefs: Fix early error path in bch2_fs_btree_key_cache_exit()

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Reported-by: syzbot+a35cdb62ec34d44fb062@syzkaller.appspotmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-05-03 11:39:53 -04:00
parent a2ddaf965f
commit b30b70ad8b
1 changed files with 8 additions and 6 deletions
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14
fs/bcachefs/btree_key_cache.c
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@ -956,13 +956,15 @@ void bch2_fs_btree_key_cache_exit(struct btree_key_cache *bc)
} }
#ifdef __KERNEL__ #ifdef __KERNEL__
for_each_possible_cpu(cpu) { if (bc->pcpu_freed) {
struct btree_key_cache_freelist *f = for_each_possible_cpu(cpu) {
per_cpu_ptr(bc->pcpu_freed, cpu); struct btree_key_cache_freelist *f =
per_cpu_ptr(bc->pcpu_freed, cpu);
for (i = 0; i < f->nr; i++) { for (i = 0; i < f->nr; i++) {
ck = f->objs[i]; ck = f->objs[i];
list_add(&ck->list, &items); list_add(&ck->list, &items);
}
} }
} }
#endif #endif