diff options
Diffstat (limited to 'arch/sparc/kernel/ds.c')
| -rw-r--r-- | arch/sparc/kernel/ds.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 5ef48dab563..11d460f6f9c 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -783,6 +783,16 @@ void ldom_set_var(const char *var, const char *value) char *base, *p; int msg_len, loops; + if (strlen(var) + strlen(value) + 2 > + sizeof(pkt) - sizeof(pkt.header)) { + printk(KERN_ERR PFX + "contents length: %zu, which more than max: %lu," + "so could not set (%s) variable to (%s).\n", + strlen(var) + strlen(value) + 2, + sizeof(pkt) - sizeof(pkt.header), var, value); + return; + } + memset(&pkt, 0, sizeof(pkt)); pkt.header.data.tag.type = DS_DATA; pkt.header.data.handle = cp->handle; |