the qla4xxx_alloc_fw_dump() calls dma_alloc_coherent() but does not
check its return value.
Signed-off-by: Maurizio Lombardi <mlombard@xxxxxxxxxx>
---
drivers/scsi/qla4xxx/ql4_init.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c
index 6f12f85..4180d6d 100644
--- a/drivers/scsi/qla4xxx/ql4_init.c
+++ b/drivers/scsi/qla4xxx/ql4_init.c
@@ -334,6 +334,12 @@ void qla4xxx_alloc_fw_dump(struct scsi_qla_host *ha)
/* Allocate memory for saving the template */
md_tmp = dma_alloc_coherent(&ha->pdev->dev, ha->fw_dump_tmplt_size,
&md_tmp_dma, GFP_KERNEL);
+ if (!md_tmp) {
+ ql4_printk(KERN_INFO, ha,
+ "scsi%ld: Failed to allocate DMA memory\n",
+ ha->host_no);
+ return;
+ }
/* Request template */
status = qla4xxx_get_minidump_template(ha, md_tmp_dma);
--
Maurizio Lombardi
--
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