Ensure that the returned pointer from ppc_sys_get_pdata is not
NULL before we start using it.  This handles any cases where we
have variants of processors on the same board with different
functionality.

Signed-off-by: Kumar Gala <kumar.gala at freescale.com>

---
commit b4b0dd5099cb8f08d57bcbf33fd06997ba993618
tree c176601bbe5bf0692fc6a948787319cb2fa74faa
parent 7d09ea22d5823fde9a508f5e04bd8e93712d6f44
author Kumar K. Gala <kumar.gala at freescale.com> Wed, 22 Jun 2005 10:55:33 
-0500
committer Kumar K. Gala <kumar.gala at freescale.com> Wed, 22 Jun 2005 10:55:33 
-0500

 arch/ppc/platforms/83xx/mpc834x_sys.c |   28 ++++++++++++---------
 arch/ppc/platforms/85xx/mpc8540_ads.c |   44 +++++++++++++++++++--------------
 arch/ppc/platforms/85xx/mpc8560_ads.c |   28 ++++++++++++---------
 arch/ppc/platforms/85xx/sbc8560.c     |   28 ++++++++++++---------
 arch/ppc/platforms/85xx/stx_gp3.c     |   26 +++++++++++---------
 5 files changed, 88 insertions(+), 66 deletions(-)

diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c 
b/arch/ppc/platforms/83xx/mpc834x_sys.c
--- a/arch/ppc/platforms/83xx/mpc834x_sys.c
+++ b/arch/ppc/platforms/83xx/mpc834x_sys.c
@@ -94,20 +94,24 @@ mpc834x_sys_setup_arch(void)
 
        /* setup the board related information for the enet controllers */
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC83xx_TSEC1);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC83xx_IRQ_EXT1;
-       pdata->phyid = 0;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC83xx_IRQ_EXT1;
+               pdata->phyid = 0;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       }
 
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC83xx_TSEC2);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC83xx_IRQ_EXT2;
-       pdata->phyid = 1;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC83xx_IRQ_EXT2;
+               pdata->phyid = 1;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       }
 
 #ifdef CONFIG_BLK_DEV_INITRD
        if (initrd_start)
diff --git a/arch/ppc/platforms/85xx/mpc8540_ads.c 
b/arch/ppc/platforms/85xx/mpc8540_ads.c
--- a/arch/ppc/platforms/85xx/mpc8540_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8540_ads.c
@@ -92,28 +92,34 @@ mpc8540ads_setup_arch(void)
 
        /* setup the board related information for the enet controllers */
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC1);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 0;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 0;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       }
 
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC2);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 1;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 1;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       }
 
-       pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_FEC);
-       pdata->board_flags = 0;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 3;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet2addr, 6);
+       if (pdata) {
+               pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_FEC);
+               pdata->board_flags = 0;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 3;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet2addr, 6);
+       }
 
 #ifdef CONFIG_BLK_DEV_INITRD
        if (initrd_start)
diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.c 
b/arch/ppc/platforms/85xx/mpc8560_ads.c
--- a/arch/ppc/platforms/85xx/mpc8560_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8560_ads.c
@@ -90,20 +90,24 @@ mpc8560ads_setup_arch(void)
 
        /* setup the board related information for the enet controllers */
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC1);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 0;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 0;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       }
 
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC2);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 1;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 1;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       }
 
 #ifdef CONFIG_BLK_DEV_INITRD
        if (initrd_start)
diff --git a/arch/ppc/platforms/85xx/sbc8560.c 
b/arch/ppc/platforms/85xx/sbc8560.c
--- a/arch/ppc/platforms/85xx/sbc8560.c
+++ b/arch/ppc/platforms/85xx/sbc8560.c
@@ -129,20 +129,24 @@ sbc8560_setup_arch(void)
 
        /* setup the board related information for the enet controllers */
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC1);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT6;
-       pdata->phyid = 25;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT6;
+               pdata->phyid = 25;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       }
 
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC2);
-       pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
-       pdata->interruptPHY = MPC85xx_IRQ_EXT7;
-       pdata->phyid = 26;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       if (pdata) {
+               pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
+               pdata->interruptPHY = MPC85xx_IRQ_EXT7;
+               pdata->phyid = 26;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       }
 
 #ifdef CONFIG_BLK_DEV_INITRD
        if (initrd_start)
diff --git a/arch/ppc/platforms/85xx/stx_gp3.c 
b/arch/ppc/platforms/85xx/stx_gp3.c
--- a/arch/ppc/platforms/85xx/stx_gp3.c
+++ b/arch/ppc/platforms/85xx/stx_gp3.c
@@ -122,19 +122,23 @@ gp3_setup_arch(void)
 
        /* setup the board related information for the enet controllers */
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC1);
-/*     pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 2;
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       if (pdata) {
+       /*      pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 2;
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
+       }
 
        pdata = (struct gianfar_platform_data *) 
ppc_sys_get_pdata(MPC85xx_TSEC2);
-/*     pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */
-       pdata->interruptPHY = MPC85xx_IRQ_EXT5;
-       pdata->phyid = 4;
-       /* fixup phy address */
-       pdata->phy_reg_addr += binfo->bi_immr_base;
-       memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       if (pdata) {
+       /*      pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */
+               pdata->interruptPHY = MPC85xx_IRQ_EXT5;
+               pdata->phyid = 4;
+               /* fixup phy address */
+               pdata->phy_reg_addr += binfo->bi_immr_base;
+               memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
+       }
 
 #ifdef CONFIG_BLK_DEV_INITRD
        if (initrd_start)



Reply via email to