Merge v6.18.10

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

4 files changed, 23 insertions, 2 deletions

diff --git a/include/linux/buildid.h b/include/linux/buildid.h
index 014a88c41073..5e0a14866cc1 100644
--- a/include/linux/buildid.h
+++ b/include/linux/buildid.h
@@ -7,7 +7,10 @@
 #define BUILD_ID_SIZE_MAX 20
 
 struct vm_area_struct;
+struct file;
+
 int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size);
+int build_id_parse_file(struct file *file, unsigned char *build_id, __u32 *size);
 int build_id_parse_nofault(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size);
 int build_id_parse_buf(const void *buf, unsigned char *build_id, u32 buf_size);
 
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index c7f2c63b3bc3..08e5dbe15ca4 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -31,6 +31,12 @@
 #define CEPH_INO_CEPH   2            /* hidden .ceph dir */
 #define CEPH_INO_GLOBAL_SNAPREALM  3 /* global dummy snaprealm */
 
+/*
+ * name for "old" CephFS file systems,
+ * see ceph.git e2b151d009640114b2565c901d6f41f6cd5ec652
+ */
+#define CEPH_OLD_FS_NAME	"cephfs"
+
 /* arbitrary limit on max # of monitors (cluster of 3 is typical) */
 #define CEPH_MAX_MON   31
 
diff --git a/include/linux/firmware/cirrus/cs_dsp.h b/include/linux/firmware/cirrus/cs_dsp.h
index a66eb7624730..69959032f8f5 100644
--- a/include/linux/firmware/cirrus/cs_dsp.h
+++ b/include/linux/firmware/cirrus/cs_dsp.h
@@ -188,8 +188,8 @@ struct cs_dsp {
 
 #ifdef CONFIG_DEBUG_FS
 	struct dentry *debugfs_root;
-	char *wmfw_file_name;
-	char *bin_file_name;
+	const char *wmfw_file_name;
+	const char *bin_file_name;
 #endif
 };
 
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index a7cc3d1f4fd1..50f127451dc6 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -4301,6 +4301,18 @@ skb_header_pointer(const struct sk_buff *skb, int offset, int len, void *buffer)
 				    skb_headlen(skb), buffer);
 }
 
+/* Variant of skb_header_pointer() where @offset is user-controlled
+ * and potentially negative.
+ */
+static inline void * __must_check
+skb_header_pointer_careful(const struct sk_buff *skb, int offset,
+			   int len, void *buffer)
+{
+	if (unlikely(offset < 0 && -offset > skb_headroom(skb)))
+		return NULL;
+	return skb_header_pointer(skb, offset, len, buffer);
+}
+
 static inline void * __must_check
 skb_pointer_if_linear(const struct sk_buff *skb, int offset, int len)
 {