diff options
Diffstat (limited to 'drivers/pcmcia/cistpl.c')
| -rw-r--r-- | drivers/pcmcia/cistpl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index 884a984216fe..4ff725ca2c74 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -168,9 +168,12 @@ int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, } else { u_int inc = 1, card_offset, flags; - if (addr > CISTPL_MAX_CIS_SIZE) + if (addr > CISTPL_MAX_CIS_SIZE) { dev_dbg(&s->dev, "attempt to read CIS mem at addr %#x", addr); + memset(ptr, 0xff, len); + return -1; + } flags = MAP_ACTIVE | ((cis_width) ? MAP_16BIT : 0); if (attr) { |