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authorQuinn Tran <qutran@marvell.com>2020-09-04 06:51:21 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2020-09-23 00:42:42 +0200
commitd38cb849e17a34637b97ce57c550ec70d63dd39a (patch)
treec5a1db3b344b4fa9f3829dc8af7614e0c7058185
parentscsi: qla2xxx: Reduce duplicate code in reporting speed (diff)
downloadlinux-d38cb849e17a34637b97ce57c550ec70d63dd39a.tar.xz
linux-d38cb849e17a34637b97ce57c550ec70d63dd39a.zip
scsi: qla2xxx: Fix memory size truncation
Memory size calculations for Extended Login used in hardware offload got truncated. Fix this by changing definition of exlogin_size to use uint32_t. Link: https://lore.kernel.org/r/20200904045128.23631-7-njavali@marvell.com Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Signed-off-by: Quinn Tran <qutran@marvell.com> Signed-off-by: Nilesh Javali <njavali@marvell.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h2
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c7
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c5
3 files changed, 8 insertions, 6 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 6d6d74e3546c..23438fc8f562 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -4216,7 +4216,7 @@ struct qla_hw_data {
/* Extended Logins */
void *exlogin_buf;
dma_addr_t exlogin_buf_dma;
- int exlogin_size;
+ uint32_t exlogin_size;
#define ENABLE_EXCHANGE_OFFLD BIT_2
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 53c732178746..062ded1ee2e8 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -845,7 +845,7 @@ qla_get_exlogin_status(scsi_qla_host_t *vha, uint16_t *buf_sz,
* Context:
* Kernel context.
*/
-#define CONFIG_XLOGINS_MEM 0x3
+#define CONFIG_XLOGINS_MEM 0x9
int
qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr)
{
@@ -872,8 +872,9 @@ qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr)
mcp->flags = 0;
rval = qla2x00_mailbox_command(vha, mcp);
if (rval != QLA_SUCCESS) {
- /*EMPTY*/
- ql_dbg(ql_dbg_mbx, vha, 0x111b, "Failed=%x.\n", rval);
+ ql_dbg(ql_dbg_mbx, vha, 0x111b,
+ "EXlogin Failed=%x. MB0=%x MB11=%x\n",
+ rval, mcp->mb[0], mcp->mb[11]);
} else {
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118c,
"Done %s.\n", __func__);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 74e6a04850c0..31bfc0c088b7 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -4379,11 +4379,12 @@ int
qla2x00_set_exlogins_buffer(scsi_qla_host_t *vha)
{
int rval;
- uint16_t size, max_cnt, temp;
+ uint16_t size, max_cnt;
+ uint32_t temp;
struct qla_hw_data *ha = vha->hw;
/* Return if we don't need to alloacate any extended logins */
- if (!ql2xexlogins)
+ if (ql2xexlogins <= MAX_FIBRE_DEVICES_2400)
return QLA_SUCCESS;
if (!IS_EXLOGIN_OFFLD_CAPABLE(ha))