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Commit a5c277ec authored by Maurizio Lombardi's avatar Maurizio Lombardi Committed by Christoph Hellwig
Browse files

qla4xxx: check the return value of dma_alloc_coherent() 



the qla4xxx_alloc_fw_dump() calls dma_alloc_coherent() but does not
check its return value.

Signed-off-by: default avatarMaurizio Lombardi <mlombard@redhat.com>
Acked-By: default avatarNilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 4d0a21f1

drivers/scsi/qla4xxx/ql4_init.c

+6 −0
Original line number Diff line number Diff line
@@ -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);