X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fpasswd%2Fnscd_query.c;h=69a7815ecbf5b7a8d68a6f936a3126a1eb35a84f;hb=7405cd1e2bafc046b4311005b94092d74a7a9c66;hp=55ccc0a81954db0b58a7a26a203f5d98cafb9b4f;hpb=49d1e7f93129cdcc2ab0cc91832b8a29ccd1570d;p=musl

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) {