openwrtv4/target/linux/ramips/patches-4.14/0040-nand-hack-restore-write_page.patch
Stijn Tintel 88ba41453d kernel: bump 4.14 to 4.14.20
Refresh patches.
Remove upstreamed patches:
- backport/080-v4.15-0001-arch-define-weak-abort.patch
- backport/081-v4.15-0002-kernel-exit.c-export-abort-to-modules.patch
Update patch that no longer applies:
pending/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch

Fixes CVE-2017-8824.

Compile-tested: octeon, x86/64.
Runtime-tested: octeon, x86/64.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
2018-02-18 02:59:48 +01:00

42 lines
1.5 KiB
Diff

--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -885,6 +885,9 @@ struct nand_chip {
int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this);
int (*erase)(struct mtd_info *mtd, int page);
int (*scan_bbt)(struct mtd_info *mtd);
+ int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
+ uint32_t offset, int data_len, const uint8_t *buf,
+ int oob_required, int page, int raw);
int (*onfi_set_features)(struct mtd_info *mtd, struct nand_chip *chip,
int feature_addr, uint8_t *subfeature_para);
int (*onfi_get_features)(struct mtd_info *mtd, struct nand_chip *chip,
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2756,9 +2756,14 @@ static int nand_do_write_ops(struct mtd_
memset(chip->oob_poi, 0xff, mtd->oobsize);
}
- ret = nand_write_page(mtd, chip, column, bytes, wbuf,
- oob_required, page,
- (ops->mode == MTD_OPS_RAW));
+// if (chip->write_page)
+ ret = chip->write_page(mtd, chip, column, bytes, wbuf,
+ oob_required, page,
+ (ops->mode == MTD_OPS_RAW));
+// else
+// ret = nand_write_page(mtd, chip, column, bytes, wbuf,
+// oob_required, page,
+// (ops->mode == MTD_OPS_RAW));
if (ret)
break;
@@ -4714,6 +4719,9 @@ int nand_scan_tail(struct mtd_info *mtd)
}
}
+// if (!chip->write_page)
+// chip->write_page = nand_write_page;
+
/*
* Check ECC mode, default to software if 3byte/512byte hardware ECC is
* selected and we have 256 byte pagesize fallback to software ECC