block: removes dynamic allocation on stack

This patch removes dynamic allocation on the stack error.

Signed-off-by: Philip J Kelleher <pjk1939@linux.vnet.ibm.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/block/rsxx/dma.c b/drivers/block/rsxx/dma.c
index d523e9c56578..95047e111a33 100644
--- a/drivers/block/rsxx/dma.c
+++ b/drivers/block/rsxx/dma.c
@@ -986,7 +986,10 @@ void rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card)
         int j;
         int cnt;
         struct rsxx_dma *dma;
-        struct list_head issued_dmas[card->n_targets];
+        struct list_head *issued_dmas;
+
+        issued_dmas = kzalloc(sizeof(*issued_dmas) * card->n_targets,
+                              GFP_KERNEL);
 
         for (i = 0; i < card->n_targets; i++) {
                 INIT_LIST_HEAD(&issued_dmas[i]);
@@ -1025,6 +1028,8 @@ void rsxx_eeh_save_issued_dmas(struct rsxx_cardinfo *card)
                 }
                 spin_unlock(&card->ctrl[i].queue_lock);
         }
+
+        kfree(issued_dmas);
 }
 
 void rsxx_eeh_cancel_dmas(struct rsxx_cardinfo *card)