| From | Kamal Mostafa <> | Subject | [PATCH 3.13.y-ckt 059/156] net: reject creation of netdev names with colons | Date | Tue, 7 Apr 2015 15:49:56 -0700 |
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3.13.11-ckt19 -stable review patch. If anyone has any objections, please let me know.
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From: Matthew Thode <mthode@mthode.org>
[ Upstream commit a4176a9391868bfa87705bcd2e3b49e9b9dd2996 ]
colons are used as a separator in netdev device lookup in dev_ioctl.c
Specific functions are SIOCGIFTXQLEN SIOCETHTOOL SIOCSIFNAME
Signed-off-by: Matthew Thode <mthode@mthode.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- net/core/dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/core/dev.c b/net/core/dev.c index ce649f2..7fb4317 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -936,7 +936,7 @@ bool dev_valid_name(const char *name) return false; while (*name) { - if (*name == '/' || isspace(*name)) + if (*name == '/' || *name == ':' || isspace(*name)) return false; name++; } -- 1.9.1
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