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[SCSI] be2iscsi: Fix double free of MCCQ info memory.

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In case of MCC_Q creation failed, the MCCQ info memory is freed
from be_mcc_queues_destroy and be_mcc_queues_create. This caused
kernel to panic because of double free.

Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Jayamohan Kallickal 2012-04-03 23:41:42 -05:00 • committed by James Bottomley
parent b547f2d699
commit c8b25598dc
1 changed files with 3 additions and 1 deletions
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4
drivers/scsi/be2iscsi/be_main.c
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@ -2908,9 +2908,11 @@ beiscsi_post_pages(struct beiscsi_hba *phba)
static void be_queue_free(struct beiscsi_hba *phba, struct be_queue_info *q)
{
struct be_dma_mem *mem = &q->dma_mem;
if (mem->va)
if (mem->va) {
pci_free_consistent(phba->pcidev, mem->size,
mem->va, mem->dma);
mem->va = NULL;
}
}
static int be_queue_alloc(struct beiscsi_hba *phba, struct be_queue_info *q,