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-rw-r--r--drivers/net/tun.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 457f2d7430cf..15d67635bb10 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -123,7 +123,7 @@ static int tun_attach(struct tun_struct *tun, struct file *file)
123 123
124 /* Check permissions */ 124 /* Check permissions */
125 if (((tun->owner != -1 && cred->euid != tun->owner) || 125 if (((tun->owner != -1 && cred->euid != tun->owner) ||
126 (tun->group != -1 && cred->egid != tun->group)) && 126 (tun->group != -1 && !in_egroup_p(tun->group))) &&
127 !capable(CAP_NET_ADMIN)) 127 !capable(CAP_NET_ADMIN))
128 return -EPERM; 128 return -EPERM;
129 129