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path: root/src/passwd/nscd_query.c
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Diffstat (limited to 'src/passwd/nscd_query.c')
-rw-r--r--src/passwd/nscd_query.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/passwd/nscd_query.c b/src/passwd/nscd_query.c
index 69a7815e..d38e371b 100644
--- a/src/passwd/nscd_query.c
+++ b/src/passwd/nscd_query.c
@@ -32,6 +32,7 @@ FILE *__nscd_query(int32_t req, const char *key, int32_t *buf, size_t len, int *
},
.msg_iovlen = 2
};
+ int errno_save = errno;
*swap = 0;
retry:
@@ -50,11 +51,14 @@ retry:
return f;
if (connect(fd, (struct sockaddr*)&addr, sizeof(addr)) < 0) {
- /* If there isn't a running nscd we return -1 to indicate that
- * that is precisely what happened
- */
- if (errno == EACCES || errno == ECONNREFUSED || errno == ENOENT)
+ /* If there isn't a running nscd we simulate a "not found"
+ * result and the caller is responsible for calling
+ * fclose on the (unconnected) socket. The value of
+ * errno must be left unchanged in this case. */
+ if (errno == EACCES || errno == ECONNREFUSED || errno == ENOENT) {
+ errno = errno_save;
return f;
+ }
goto error;
}