On failed struct idetape_bh allocation the logic frees only one buffer page
which was the old page-wise strategy. Doing that now would probably leak
2^order-1 pages so fix it to free all and not only the first buffer page.
Signed-off-by: Borislav Petkov <petkovbb@xxxxxxxxx>
---
drivers/ide/ide-tape.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 78a76a0..29870c4 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1348,7 +1348,7 @@ static struct idetape_bh *ide_tape_kmalloc_buffer(idetape_tape_t *tape,
prev_bh = bh;
bh = kmalloc(sizeof(struct idetape_bh), GFP_KERNEL);
if (!bh) {
- free_page((unsigned long) b_data);
+ free_pages((unsigned long) b_data, order);
goto abort;
}
bh->b_reqnext = NULL;
--
1.5.4.1
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