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| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2011-03-11 20:07:38 +0100 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-03-11 20:07:38 +0100 |
| commit | 978eb516a4e1a1b47163518d6f5d5e81ab27a583 (patch) | |
| tree | f61be533e3c97dd2c9e50a0fb54f3091eebe3ce0 /drivers/block/cciss_scsi.c | |
| parent | 957c2ec558caff09a3bdf333871fc617830f063d (diff) | |
| download | linux-978eb516a4e1a1b47163518d6f5d5e81ab27a583.tar.gz linux-978eb516a4e1a1b47163518d6f5d5e81ab27a583.tar.bz2 linux-978eb516a4e1a1b47163518d6f5d5e81ab27a583.zip | |
cciss: Add missing allocation in scsi_cmd_stack_setup and corresponding deallocation
This bit got lost somewhere along the way. Without this, panic.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Cc: stable@kernel.org
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block/cciss_scsi.c')
| -rw-r--r-- | drivers/block/cciss_scsi.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c index 727d0225b7d0..3bfbde8b4013 100644 --- a/drivers/block/cciss_scsi.c +++ b/drivers/block/cciss_scsi.c @@ -226,6 +226,13 @@ scsi_cmd_stack_setup(ctlr_info_t *h, struct cciss_scsi_adapter_data_t *sa) return -ENOMEM; } + stk->elem = kmalloc(sizeof(stk->elem[0]) * stk->nelems, GFP_KERNEL); + if (!stk->elem) { + pci_free_consistent(h->pdev, size, stk->pool, + stk->cmd_pool_handle); + return -1; + } + for (i=0; i<CMD_STACK_SIZE; i++) { stk->elem[i] = &stk->pool[i]; stk->elem[i]->busaddr = (__u32) (stk->cmd_pool_handle + @@ -255,6 +262,8 @@ scsi_cmd_stack_free(ctlr_info_t *h) pci_free_consistent(h->pdev, size, stk->pool, stk->cmd_pool_handle); stk->pool = NULL; cciss_free_sg_chain_blocks(sa->cmd_sg_list, CMD_STACK_SIZE); + kfree(stk->elem); + stk->elem = NULL; } #if 0 |