switch: improve error message

SVN-Revision: 33464
This commit is contained in:
Hauke Mehrtens 2012-09-19 10:57:38 +00:00
parent db18fa388d
commit bf0974e8da

View File

@ -96,12 +96,15 @@ static int do_ioctl(int cmd)
static u16 mdio_read(__u16 phy_id, __u8 reg) static u16 mdio_read(__u16 phy_id, __u8 reg)
{ {
struct mii_ioctl_data *mii = if_mii(&robo.ifr); struct mii_ioctl_data *mii = if_mii(&robo.ifr);
int err;
mii->phy_id = phy_id; mii->phy_id = phy_id;
mii->reg_num = reg; mii->reg_num = reg;
if (do_ioctl(SIOCGMIIREG) < 0) { err = do_ioctl(SIOCGMIIREG);
if (err < 0) {
printk(KERN_ERR PFX printk(KERN_ERR PFX
"[%s:%d] SIOCGMIIREG failed!\n", __FILE__, __LINE__); "[%s:%d] SIOCGMIIREG failed! err: %i\n", __FILE__, __LINE__, err);
return 0xffff; return 0xffff;
} }
@ -112,14 +115,16 @@ static u16 mdio_read(__u16 phy_id, __u8 reg)
static void mdio_write(__u16 phy_id, __u8 reg, __u16 val) static void mdio_write(__u16 phy_id, __u8 reg, __u16 val)
{ {
struct mii_ioctl_data *mii = if_mii(&robo.ifr); struct mii_ioctl_data *mii = if_mii(&robo.ifr);
int err;
mii->phy_id = phy_id; mii->phy_id = phy_id;
mii->reg_num = reg; mii->reg_num = reg;
mii->val_in = val; mii->val_in = val;
if (do_ioctl(SIOCSMIIREG) < 0) { err = do_ioctl(SIOCSMIIREG);
if (err < 0) {
printk(KERN_ERR PFX printk(KERN_ERR PFX
"[%s:%d] SIOCSMIIREG failed!\n", __FILE__, __LINE__); "[%s:%d] SIOCSMIIREG failed! err: %i\n", __FILE__, __LINE__, err);
return; return;
} }
} }