From d67d5d529aa3a5c3c063a24585eeaedd5e0728eb Mon Sep 17 00:00:00 2001 From: Anatolij Gustschin Date: Sat, 30 Apr 2011 02:17:44 +0000 Subject: [PATCH] miiphy: miiphyutil.c: fix compile warning Fix warning introduced while recent PHY Lib changes: miiphyutil.c: In function 'miiphy_read': miiphyutil.c:304: warning: comparison is always false due to limited range of data type Signed-off-by: Anatolij Gustschin Cc: Andy Fleming --- common/miiphyutil.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/common/miiphyutil.c b/common/miiphyutil.c index 243cae97a46..bcab74e73a9 100644 --- a/common/miiphyutil.c +++ b/common/miiphyutil.c @@ -294,14 +294,18 @@ int miiphy_read(const char *devname, unsigned char addr, unsigned char reg, unsigned short *value) { struct mii_dev *bus; + int ret; bus = miiphy_get_active_dev(devname); - if (bus) - *value = bus->read(bus, addr, MDIO_DEVAD_NONE, reg); - else + if (!bus) return 1; - return (*value < 0) ? 1 : 0; + ret = bus->read(bus, addr, MDIO_DEVAD_NONE, reg); + if (ret < 0) + return 1; + + *value = (unsigned short)ret; + return 0; } /*****************************************************************************