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| author | Mariusz Kozlowski <m.kozlowski@tuxland.pl> | 2007-01-02 01:07:32 +0100 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-01-06 09:05:18 -0600 |
| commit | a96e0c7798057dd8055d0263c076fed975c10237 (patch) | |
| tree | 29b0e003f6ef4347ea68dd4ec3a3507216ca8bd2 /drivers/scsi/lpfc | |
| parent | 8e9d58e723e29e8b04c09bd9badd81c1d8232f5f (diff) | |
| download | linux-a96e0c7798057dd8055d0263c076fed975c10237.tar.gz linux-a96e0c7798057dd8055d0263c076fed975c10237.tar.bz2 linux-a96e0c7798057dd8055d0263c076fed975c10237.zip | |
[SCSI] scsi: lpfc error path fix
Add kmalloc failure check and fix the loop on error path. Without the
patch pool element at index [0] will not be freed.
Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Acked-by: James Smart <James.Smart@Emulex.Com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mem.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c index 066292d3995a..ec3bbbde6f7a 100644 --- a/drivers/scsi/lpfc/lpfc_mem.c +++ b/drivers/scsi/lpfc/lpfc_mem.c @@ -56,6 +56,9 @@ lpfc_mem_alloc(struct lpfc_hba * phba) pool->elements = kmalloc(sizeof(struct lpfc_dmabuf) * LPFC_MBUF_POOL_SIZE, GFP_KERNEL); + if (!pool->elements) + goto fail_free_lpfc_mbuf_pool; + pool->max_count = 0; pool->current_count = 0; for ( i = 0; i < LPFC_MBUF_POOL_SIZE; i++) { @@ -82,10 +85,11 @@ lpfc_mem_alloc(struct lpfc_hba * phba) fail_free_mbox_pool: mempool_destroy(phba->mbox_mem_pool); fail_free_mbuf_pool: - while (--i) + while (i--) pci_pool_free(phba->lpfc_mbuf_pool, pool->elements[i].virt, pool->elements[i].phys); kfree(pool->elements); + fail_free_lpfc_mbuf_pool: pci_pool_destroy(phba->lpfc_mbuf_pool); fail_free_dma_buf_pool: pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool); |