X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=src%2Fpasswd%2Fgetgr_r.c;h=3fe2e2b20b17ca4e182b8707ae68a4d1ebd8918c;hb=513136efa4274c39ed1c071ae4f4f2b10118f9f5;hp=234c90131143fd98fa3fef7c5954d7da8855144f;hpb=d712dd396d7d69686f7001fd986bfc59217b72dd;p=musl

diff --git a/src/passwd/getgr_r.c b/src/passwd/getgr_r.c
index 234c9013..3fe2e2b2 100644
--- a/src/passwd/getgr_r.c
+++ b/src/passwd/getgr_r.c
@@ -26,14 +26,14 @@ static int getgr_r(const char *name, gid_t gid, struct group *gr, char *buf, siz
 	while (__getgrent_a(f, gr, &line, &len, &mem, &nmem)) {
 		if (name && !strcmp(name, gr->gr_name)
 		|| !name && gr->gr_gid == gid) {
-			if (size < len + nmem*sizeof(char *) + 32) {
+			if (size < len + (nmem+1)*sizeof(char *) + 32) {
 				rv = ERANGE;
 				break;
 			}
 			*res = gr;
 			buf += (16-(uintptr_t)buf)%16;
 			gr->gr_mem = (void *)buf;
-			buf += nmem*sizeof(char *);
+			buf += (nmem+1)*sizeof(char *);
 			memcpy(buf, line, len);
 			FIX(name);
 			FIX(passwd);