diff --git a/target/linux/generic/files-5.4/drivers/mtd/nmbm/nmbm-core.c b/target/linux/generic/files-5.4/drivers/mtd/nmbm/nmbm-core.c
index 18dfb6a..b80ea42 100644
--- a/target/linux/generic/files-5.4/drivers/mtd/nmbm/nmbm-core.c
+++ b/target/linux/generic/files-5.4/drivers/mtd/nmbm/nmbm-core.c
@@ -2189,7 +2189,7 @@
 		return false;
 	}
 
-	if (!nld->oobsize || !is_power_of_2(nld->oobsize)) {
+	if (!nld->oobsize) {
 		nmbm_log_lower(nld, NMBM_LOG_ERR,
 			       "Page spare size %u is not valid\n", nld->oobsize);
 		return false;
diff --git a/target/linux/mediatek/patches-5.4/0490-mtd-spinand-winbond-Support-for-W25MxxGV-W25NxxKV-series.patch b/target/linux/mediatek/patches-5.4/0490-mtd-spinand-winbond-Support-for-W25MxxGV-W25NxxKV-series.patch
index 9dd3659..ba9b72c 100644
--- a/target/linux/mediatek/patches-5.4/0490-mtd-spinand-winbond-Support-for-W25MxxGV-W25NxxKV-series.patch
+++ b/target/linux/mediatek/patches-5.4/0490-mtd-spinand-winbond-Support-for-W25MxxGV-W25NxxKV-series.patch
@@ -188,14 +188,3 @@
 +	  Winbond W25N01KV share the same ID with W25N01GV. However, they have
 +	  different attributes.
 +
---- a/drivers/mtd/nmbm/nmbm-core.c
-+++ b/drivers/mtd/nmbm/nmbm-core.c
-@@ -2189,7 +2189,7 @@ static bool nmbm_check_lower_members(str
- 		return false;
- 	}
- 
--	if (!nld->oobsize || !is_power_of_2(nld->oobsize)) {
-+	if (!nld->oobsize) {
- 		nmbm_log_lower(nld, NMBM_LOG_ERR,
- 			       "Page spare size %u is not valid\n", nld->oobsize);
- 		return false;