diff options
| author | David S. Miller <davem@davemloft.net> | 2017-08-10 12:09:13 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-08-10 12:09:13 -0700 |
| commit | 2f7043a37708110aa98262b91702da6bc32e17b6 (patch) | |
| tree | de0525dae8420a56f9a00def631ccc0108d9d091 /drivers/isdn/i4l/isdn_net.c | |
| parent | 4d9fbf539b52810cd2903719b181ed3d3ccd861f (diff) | |
| parent | 26273939ace935dd7553b31d279eab30b40f7b9a (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Diffstat (limited to 'drivers/isdn/i4l/isdn_net.c')
| -rw-r--r-- | drivers/isdn/i4l/isdn_net.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c index c151c6daa67e..f63a110b7bcb 100644 --- a/drivers/isdn/i4l/isdn_net.c +++ b/drivers/isdn/i4l/isdn_net.c @@ -2611,10 +2611,9 @@ isdn_net_newslave(char *parm) char newname[10]; if (p) { - /* Slave-Name MUST not be empty */ - if (!strlen(p + 1)) + /* Slave-Name MUST not be empty or overflow 'newname' */ + if (strscpy(newname, p + 1, sizeof(newname)) <= 0) return NULL; - strcpy(newname, p + 1); *p = 0; /* Master must already exist */ if (!(n = isdn_net_findif(parm))) |