When given a device name string, we should test to see if it is really an alias like "eth#".
Signed-off-by: Bin Meng bmeng.cn@gmail.com
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Changes in v2: - Change to use strncmp()
net/eth.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/net/eth.c b/net/eth.c index c46a8c3..26520d3 100644 --- a/net/eth.c +++ b/net/eth.c @@ -195,10 +195,11 @@ struct udevice *eth_get_dev_by_name(const char *devname) const char *startp = NULL; struct udevice *it; struct uclass *uc; + int len = strlen("eth");
/* Must be longer than 3 to be an alias */ - if (strlen(devname) > strlen("eth")) { - startp = devname + strlen("eth"); + if (!strncmp(devname, "eth", len) && strlen(devname) > len) { + startp = devname + len; seq = simple_strtoul(startp, &endp, 10); }