X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udevdb.c;h=bbbeddad477958a6cb9827879d82cf1675ae28b5;hb=5e22c4df53cf8c8c3868cc9789027a929c4f9a60;hp=e0bd39e84bb9a15529e3f945ab61e756fa0e5e54;hpb=f7b4eca455c7dbf850d984892756f22dbd9ddc3d;p=elogind.git

diff --git a/udevdb.c b/udevdb.c
index e0bd39e84..bbbeddad4 100644
--- a/udevdb.c
+++ b/udevdb.c
@@ -24,6 +24,7 @@
 /*
  * udev database library
  */
+#define _KLIBC_HAS_ARCH_SIG_ATOMIC_T
 #include <stdlib.h>
 #include <stdio.h>
 #include <fcntl.h>
@@ -61,29 +62,22 @@ int udevdb_add_dev(const char *path, const struct udevice *dev)
 	return tdb_store(udevdb, key, data, TDB_REPLACE); 
 }
 
-struct udevice *udevdb_get_dev(const char *path)
+int udevdb_get_dev(const char *path, struct udevice *dev)
 {
 	TDB_DATA key, data;
-	struct udevice *dev;
 
 	if (path == NULL)
-		return NULL;
+		return -ENODEV;
 
 	key.dptr = (void *)path;
 	key.dsize = strlen(path) + 1;
 
 	data = tdb_fetch(udevdb, key);
 	if (data.dptr == NULL || data.dsize == 0)
-		return NULL;
-
-	dev = malloc(sizeof(*dev));
-	if (dev == NULL)
-		goto exit;
+		return -ENODEV;
 
 	memcpy(dev, data.dptr, sizeof(*dev));
-exit:
-	free(data.dptr);
-	return dev;
+	return 0;
 }
 
 int udevdb_delete_dev(const char *path)