From 9d2f6a9ae70d06e4cead539e57f264c980643f53 Mon Sep 17 00:00:00 2001
From: Gary Bisson <gary.bisson@boundarydevices.com>
Date: Mon, 7 Sep 2015 11:20:07 +0200
Subject: [PATCH] fs: ext4: fix symlink read function
Since last API changes for files >2GB, the read of symlink is broken as
ext4fs_read_file now returns 0 instead of the length of the actual read.
Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
---
fs/ext4/ext4_common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index 410419e241b..727a2f753df 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -2046,7 +2046,7 @@ static char *ext4fs_read_symlink(struct ext2fs_node *node)
status = ext4fs_read_file(diro, 0,
__le32_to_cpu(diro->inode.size),
symlink, &actread);
- if (status == 0) {
+ if ((status < 0) || (actread == 0)) {
free(symlink);
return 0;
}
--
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