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From 54f76ba53e22fdbc9efebe8b42dd121ec3126fef Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Tue, 28 Nov 2017 13:23:17 +0100
Subject: [PATCH] fsck: resolve LABEL=.../UUID=... spec to device

---
 e2fsprogs/fsck.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/e2fsprogs/fsck.c b/e2fsprogs/fsck.c
index eb53002b1..338701c6a 100644
--- a/e2fsprogs/fsck.c
+++ b/e2fsprogs/fsck.c
@@ -60,6 +60,7 @@
 //usage:     "\n	-t TYPE	List of filesystem types to check"
 
 #include "libbb.h"
+#include "volume_id.h"
 #include "common_bufsiz.h"
 
 /* "progress indicator" code is somewhat buggy and ext[23] specific.
@@ -523,12 +524,13 @@ static int wait_many(int flags)
  * Execute a particular fsck program, and link it into the list of
  * child processes we are waiting for.
  */
-static void execute(const char *type, const char *device,
+static void execute(const char *type, const char *spec,
 		const char *mntpt /*, int interactive */)
 {
 	int i;
 	struct fsck_instance *inst;
 	pid_t pid;
+	char *device = (char *)spec;
 
 	G.args[0] = xasprintf("fsck.%s", type);
 
@@ -543,7 +545,8 @@ static void execute(const char *type, const char *device,
 	}
 #endif
 
-	G.args[G.num_args - 2] = (char*)device;
+	resolve_mount_spec(&device);
+	G.args[G.num_args - 2] = device;
 	/* G.args[G.num_args - 1] = NULL; - already is */
 
 	if (G.verbose || G.noexecute) {
@@ -972,9 +975,6 @@ int fsck_main(int argc UNUSED_PARAM, char **argv)
 
 		/* "/dev/blk" or "/path" or "UUID=xxx" or "LABEL=xxx" */
 		if ((arg[0] == '/' && !opts_for_fsck) || strchr(arg, '=')) {
-// FIXME: must check that arg is a blkdev, or resolve
-// "/path", "UUID=xxx" or "LABEL=xxx" into block device name
-// ("UUID=xxx"/"LABEL=xxx" can probably shifted to fsck.auto duties)
 			devices = xrealloc_vector(devices, 2, num_devices);
 			devices[num_devices++] = arg;
 			continue;
-- 
2.15.0