bcachefs: Fix refcount put in sb_field_resize error path

Kent Overstreet · Kent Overstreet · commit feb077c1774e · 2024-05-06T10:58:17.000-04:00
Signed-off-by: Kent Overstreet &lt;kent.overstreet@linux.dev&gt;
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c
@@ -232,7 +232,7 @@ struct bch_sb_field *bch2_sb_field_resize_id(struct bch_sb_handle *sb,
 			struct bch_sb_handle *dev_sb = &ca->disk_sb;
 
 			if (bch2_sb_realloc(dev_sb, le32_to_cpu(dev_sb->sb->u64s) + d)) {
-				percpu_ref_put(&ca->ref);
+				percpu_ref_put(&ca->io_ref);
 				return NULL;
 			}
 		}

Original file line number	Diff line number	Diff line change
`@@ -232,7 +232,7 @@ struct bch_sb_field bch2_sb_field_resize_id(struct bch_sb_handle sb,`
`232`	`232`	`struct bch_sb_handle *dev_sb = &ca->disk_sb;`
`233`	`233`
`234`	`234`	`if (bch2_sb_realloc(dev_sb, le32_to_cpu(dev_sb->sb->u64s) + d)) {`
`235`		`- percpu_ref_put(&ca->ref);`
	`235`	`+ percpu_ref_put(&ca->io_ref);`
`236`	`236`	`return NULL;`
`237`	`237`	`}`
`238`	`238`	`}`