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| author | Tom Rini <trini@konsulko.com> | 2016-01-12 18:12:42 -0500 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-01-12 18:12:42 -0500 |
| commit | 077678eb0c226e52a1f90edabd3369ab26065b32 (patch) | |
| tree | e8bf70144f896a1ea09f694fe1182ba305b25df9 /arch/sandbox/cpu/eth-raw-os.c | |
| parent | e69514cc7087255d0e9754a9bf04129309d81ed5 (diff) | |
| parent | ab971e192adcf0a501c8998542ab116512c0c260 (diff) | |
Merge git://git.denx.de/u-boot-dm
Diffstat (limited to 'arch/sandbox/cpu/eth-raw-os.c')
| -rw-r--r-- | arch/sandbox/cpu/eth-raw-os.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sandbox/cpu/eth-raw-os.c b/arch/sandbox/cpu/eth-raw-os.c index b76a7319aee..528865f5d3f 100644 --- a/arch/sandbox/cpu/eth-raw-os.c +++ b/arch/sandbox/cpu/eth-raw-os.c @@ -76,6 +76,10 @@ static int _raw_packet_start(const char *ifname, unsigned char *ethmac, printf("Failed to set promiscuous mode: %d %s\n" "Falling back to the old \"flags\" way...\n", errno, strerror(errno)); + if (strlen(ifname) >= IFNAMSIZ) { + printf("Interface name %s is too long.\n", ifname); + return -EINVAL; + } strncpy(ifr.ifr_name, ifname, IFNAMSIZ); if (ioctl(priv->sd, SIOCGIFFLAGS, &ifr) < 0) { printf("Failed to read flags: %d %s\n", errno, |