diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h
index 0053b5c45412..45307f7fa540 100644
--- a/fs/crypto/fscrypt_private.h
+++ b/fs/crypto/fscrypt_private.h
@@ -66,9 +66,6 @@
 #define FSCRYPT_CONTEXT_V1	1
 #define FSCRYPT_CONTEXT_V2	2
 
-/* Keep this in sync with include/uapi/linux/fscrypt.h */
-#define FSCRYPT_MODE_MAX	FSCRYPT_MODE_AES_256_HCTR2
-
 struct fscrypt_context_v1 {
 	u8 version; /* FSCRYPT_CONTEXT_V1 */
 	u8 contents_encryption_mode;
diff --git a/fs/crypto/keysetup.c b/fs/crypto/keysetup.c
index 281b5a8b0bcd..cfd348e2252e 100644
--- a/fs/crypto/keysetup.c
+++ b/fs/crypto/keysetup.c
@@ -83,8 +83,6 @@ static struct fscrypt_mode *
 select_encryption_mode(const union fscrypt_policy *policy,
 		       const struct inode *inode)
 {
-	BUILD_BUG_ON(ARRAY_SIZE(fscrypt_modes) != FSCRYPT_MODE_MAX + 1);
-
 	if (S_ISREG(inode->i_mode))
 		return &fscrypt_modes[fscrypt_policy_contents_mode(policy)];
 
@@ -229,9 +227,6 @@ static int setup_per_mode_enc_key(struct fscrypt_inode_info *ci,
 	bool use_hw_wrapped_key = false;
 	int err;
 
-	if (WARN_ON_ONCE(mode_num > FSCRYPT_MODE_MAX))
-		return -EINVAL;
-
 	if (mk->mk_secret.is_hw_wrapped && S_ISREG(inode->i_mode)) {
 		/* Using a hardware-wrapped key for file contents encryption */
 		if (!fscrypt_using_inline_encryption(ci)) {
diff --git a/include/uapi/linux/fscrypt.h b/include/uapi/linux/fscrypt.h
index 3aff99f2696a..84507280b3ea 100644
--- a/include/uapi/linux/fscrypt.h
+++ b/include/uapi/linux/fscrypt.h
@@ -30,7 +30,6 @@
 #define FSCRYPT_MODE_SM4_CTS			8
 #define FSCRYPT_MODE_ADIANTUM			9
 #define FSCRYPT_MODE_AES_256_HCTR2		10
-/* If adding a mode number > 10, update FSCRYPT_MODE_MAX in fscrypt_private.h */
 
 /*
  * Legacy policy version; ad-hoc KDF and no key verification.
diff --git a/tools/include/uapi/linux/fscrypt.h b/tools/include/uapi/linux/fscrypt.h
index 3aff99f2696a..84507280b3ea 100644
--- a/tools/include/uapi/linux/fscrypt.h
+++ b/tools/include/uapi/linux/fscrypt.h
@@ -30,7 +30,6 @@
 #define FSCRYPT_MODE_SM4_CTS			8
 #define FSCRYPT_MODE_ADIANTUM			9
 #define FSCRYPT_MODE_AES_256_HCTR2		10
-/* If adding a mode number > 10, update FSCRYPT_MODE_MAX in fscrypt_private.h */
 
 /*
  * Legacy policy version; ad-hoc KDF and no key verification.