From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst

---
 kernel/fs/jffs2/scan.c |   14 ++++++++++----
 1 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/kernel/fs/jffs2/scan.c b/kernel/fs/jffs2/scan.c
index 0881378..29671e3 100644
--- a/kernel/fs/jffs2/scan.c
+++ b/kernel/fs/jffs2/scan.c
@@ -136,7 +136,7 @@
 		if (!s) {
 			JFFS2_WARNING("Can't allocate memory for summary\n");
 			ret = -ENOMEM;
-			goto out;
+			goto out_buf;
 		}
 	}
 
@@ -261,7 +261,8 @@
 	}
 #endif
 	if (c->nr_erasing_blocks) {
-		if ( !c->used_size && ((c->nr_free_blocks+empty_blocks+bad_blocks)!= c->nr_blocks || bad_blocks == c->nr_blocks) ) {
+		if (!c->used_size && !c->unchecked_size &&
+			((c->nr_free_blocks+empty_blocks+bad_blocks) != c->nr_blocks || bad_blocks == c->nr_blocks)) {
 			pr_notice("Cowardly refusing to erase blocks on filesystem with no valid JFFS2 nodes\n");
 			pr_notice("empty_blocks %d, bad_blocks %d, c->nr_blocks %d\n",
 				  empty_blocks, bad_blocks, c->nr_blocks);
@@ -274,13 +275,15 @@
 	}
 	ret = 0;
  out:
+	jffs2_sum_reset_collected(s);
+	kfree(s);
+ out_buf:
 	if (buf_size)
 		kfree(flashbuf);
 #ifndef __ECOS
 	else
 		mtd_unpoint(c->mtd, 0, c->mtd->size);
 #endif
-	kfree(s);
 	return ret;
 }
 
@@ -527,8 +530,11 @@
 					err = jffs2_fill_scan_buf(c, sumptr, 
 								  jeb->offset + c->sector_size - sumlen,
 								  sumlen - buf_len);				
-					if (err)
+					if (err) {
+						if (sumlen > buf_size)
+							kfree(sumptr);
 						return err;
+					}
 				}
 			}
 

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