diff options
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/kdump/kdump.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/usr.bin/kdump/kdump.c b/usr.bin/kdump/kdump.c index 47b3398..9c86fff 100644 --- a/usr.bin/kdump/kdump.c +++ b/usr.bin/kdump/kdump.c @@ -1328,6 +1328,8 @@ ktrstruct(char *buf, size_t buflen) char *name, *data; size_t namelen, datalen; int i; + struct stat sb; + struct sockaddr_storage ss; for (name = buf, namelen = 0; namelen < buflen && name[namelen] != '\0'; @@ -1348,12 +1350,16 @@ ktrstruct(char *buf, size_t buflen) if (strcmp(name, "stat") == 0) { if (datalen != sizeof(struct stat)) goto invalid; - ktrstat((struct stat *)data); + memcpy(&sb, data, datalen); + ktrstat(&sb); } else if (strcmp(name, "sockaddr") == 0) { + if (datalen > sizeof(ss)) + goto invalid; + memcpy(&ss, data, datalen); if (datalen < sizeof(struct sockaddr) || - datalen != ((struct sockaddr *)(data))->sa_len) + datalen != ss.ss_len) goto invalid; - ktrsockaddr((struct sockaddr *)data); + ktrsockaddr((struct sockaddr *)&ss); } else { printf("unknown structure\n"); } |
