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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-18 16:55:52 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-18 16:55:52 +0200
commit93467b31bec6da512b51544e5e4584f2745e995e (patch)
tree2ea2be38c5e4dc9aafffbbc0db5aae0f6513a1d9 /fs/hfs/bnode.c
parent8ca1f4c6fb1462ee120730ea75c19da10d2f2d6f (diff)
parent7a5cef0db4795d9d453a12e0f61b5b7634fc4d40 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/hfs/bnode.c')
-rw-r--r--fs/hfs/bnode.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
index 13d58c51fc46..25cef62fbba6 100644
--- a/fs/hfs/bnode.c
+++ b/fs/hfs/bnode.c
@@ -41,7 +41,7 @@ u32 check_and_correct_requested_length(struct hfs_bnode *node, u32 off, u32 len)
node_size = node->tree->node_size;
- if ((off + len) > node_size) {
+ if ((u64)off + len > node_size) {
u32 new_len = node_size - off;
pr_err("requested length has been corrected: "
@@ -64,6 +64,8 @@ void hfs_bnode_read(struct hfs_bnode *node, void *buf, u32 off, u32 len)
u32 bytes_read;
u32 bytes_to_read;
+ memset(buf, 0, len);
+
if (!is_bnode_offset_valid(node, off))
return;