From: Richard Genoud <richard.genoud@posteo.net>
Date: Tue, 3 Nov 2020 11:11:14 +0000 (+0100)
Subject: fs/squashfs: sqfs_read: fix another memory leak
X-Git-Tag: accepted/tizen/unified/20210106.123546~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=128c8d1c95505e8e315b4e9f788ed727fc7b2a31;p=platform%2Fkernel%2Fu-boot.git

fs/squashfs: sqfs_read: fix another memory leak

data_buffer was allocated in a loop and freed only once.

Signed-off-by: Richard Genoud <richard.genoud@posteo.net>
[jh80.chung: cherry picked from mainline commit 555459e7931f7ae34a4e10d1e21ce7aada7aa59b]
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>

Change-Id: I69dc9bf407d07c7af28f7c3bb1b1b2966f1ee216
---

diff --git a/fs/squashfs/sqfs.c b/fs/squashfs/sqfs.c
index a71ada0..7d8e999 100644
--- a/fs/squashfs/sqfs.c
+++ b/fs/squashfs/sqfs.c
@@ -1462,6 +1462,8 @@ int sqfs_read(const char *filename, void *buf, loff_t offset, loff_t len,
 		}
 
 		data_offset += table_size;
+		free(data_buffer);
+		data_buffer = NULL;
 	}
 
 	free(finfo.blk_sizes);