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hpsa: fix memory leak in hpsa_alloc_cmd_pool 

Partial allocation failure wasn't handled correctly

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Signed-off-by: Robert Elliott <elliott@hp.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Robert Elliott 2015-01-23 16:42:48 -06:00 committed by James Bottomley
parent 3d4e6af8af
commit 2c14334278
1 changed files with 5 additions and 1 deletions
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6
drivers/scsi/hpsa.c
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@ -211,6 +211,7 @@ static struct CommandList *cmd_special_alloc(struct ctlr_info *h);
static int fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h,
void *buff, size_t size, u16 page_code, unsigned char *scsi3addr,
int cmd_type);
static void hpsa_free_cmd_pool(struct ctlr_info *h);
#define VPD_PAGE (1 << 8)
static int hpsa_scsi_queue_command(struct Scsi_Host *h, struct scsi_cmnd *cmd);
@ -6471,9 +6472,12 @@ static int hpsa_allocate_cmd_pool(struct ctlr_info *h)
|| (h->cmd_pool == NULL)
|| (h->errinfo_pool == NULL)) {
dev_err(&h->pdev->dev, "out of memory in %s", __func__);
return -ENOMEM;
goto clean_up;
}
return 0;
clean_up:
hpsa_free_cmd_pool(h);
return -ENOMEM;
}
static void hpsa_free_cmd_pool(struct ctlr_info *h)