diff options
| -rw-r--r-- | src/passwd/nscd_query.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/passwd/nscd_query.c b/src/passwd/nscd_query.c index 55ccc0a8..69a7815e 100644 --- a/src/passwd/nscd_query.c +++ b/src/passwd/nscd_query.c @@ -4,6 +4,7 @@ #include <stdio.h> #include <string.h> #include <errno.h> +#include <limits.h> #include "nscd.h" static const struct { @@ -22,7 +23,7 @@ FILE *__nscd_query(int32_t req, const char *key, int32_t *buf, size_t len, int * int32_t req_buf[REQ_LEN] = { NSCDVERSION, req, - strlen(key)+1 + strnlen(key,LOGIN_NAME_MAX)+1 }; struct msghdr msg = { .msg_iov = (struct iovec[]){ @@ -45,7 +46,7 @@ retry: return 0; } - if (strlen(key) > INT32_MAX - 1) + if (req_buf[2] > LOGIN_NAME_MAX) return f; if (connect(fd, (struct sockaddr*)&addr, sizeof(addr)) < 0) { |