From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 16 Mar 2015 05:16:07 +0000 (+0000)
Subject: kernel: fix duplicate use of patch number 490
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=adb6d8f93f221ce21dc333f98252dd08b5ea34f1;p=librecmc%2Flibrecmc.git

kernel: fix duplicate use of patch number 490

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 44800
---

diff --git a/target/linux/generic/patches-3.18/490-mtd-ubi-add-EOF-marker-support.patch b/target/linux/generic/patches-3.18/490-mtd-ubi-add-EOF-marker-support.patch
deleted file mode 100644
index cd02c13e0c..0000000000
--- a/target/linux/generic/patches-3.18/490-mtd-ubi-add-EOF-marker-support.patch
+++ /dev/null
@@ -1,51 +0,0 @@
---- a/drivers/mtd/ubi/attach.c
-+++ b/drivers/mtd/ubi/attach.c
-@@ -800,6 +800,13 @@ out_unlock:
- 	return err;
- }
- 
-+static bool ec_hdr_has_eof(struct ubi_ec_hdr *ech)
-+{
-+	return ech->padding1[0] == 'E' &&
-+	       ech->padding1[1] == 'O' &&
-+	       ech->padding1[2] == 'F';
-+}
-+
- /**
-  * scan_peb - scan and process UBI headers of a PEB.
-  * @ubi: UBI device description object
-@@ -830,9 +837,21 @@ static int scan_peb(struct ubi_device *u
- 		return 0;
- 	}
- 
--	err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
--	if (err < 0)
--		return err;
-+	if (!ai->eof_found) {
-+		err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
-+		if (err < 0)
-+			return err;
-+
-+		if (ec_hdr_has_eof(ech)) {
-+			ubi_msg("EOF marker found, PEBs from %d will be erased",
-+				pnum);
-+			ai->eof_found = true;
-+		}
-+	}
-+
-+	if (ai->eof_found)
-+		err = UBI_IO_FF_BITFLIPS;
-+
- 	switch (err) {
- 	case 0:
- 		break;
---- a/drivers/mtd/ubi/ubi.h
-+++ b/drivers/mtd/ubi/ubi.h
-@@ -701,6 +701,7 @@ struct ubi_attach_info {
- 	int mean_ec;
- 	uint64_t ec_sum;
- 	int ec_count;
-+	bool eof_found;
- 	struct kmem_cache *aeb_slab_cache;
- };
- 
diff --git a/target/linux/generic/patches-3.18/494-mtd-ubi-add-EOF-marker-support.patch b/target/linux/generic/patches-3.18/494-mtd-ubi-add-EOF-marker-support.patch
new file mode 100644
index 0000000000..cd02c13e0c
--- /dev/null
+++ b/target/linux/generic/patches-3.18/494-mtd-ubi-add-EOF-marker-support.patch
@@ -0,0 +1,51 @@
+--- a/drivers/mtd/ubi/attach.c
++++ b/drivers/mtd/ubi/attach.c
+@@ -800,6 +800,13 @@ out_unlock:
+ 	return err;
+ }
+ 
++static bool ec_hdr_has_eof(struct ubi_ec_hdr *ech)
++{
++	return ech->padding1[0] == 'E' &&
++	       ech->padding1[1] == 'O' &&
++	       ech->padding1[2] == 'F';
++}
++
+ /**
+  * scan_peb - scan and process UBI headers of a PEB.
+  * @ubi: UBI device description object
+@@ -830,9 +837,21 @@ static int scan_peb(struct ubi_device *u
+ 		return 0;
+ 	}
+ 
+-	err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
+-	if (err < 0)
+-		return err;
++	if (!ai->eof_found) {
++		err = ubi_io_read_ec_hdr(ubi, pnum, ech, 0);
++		if (err < 0)
++			return err;
++
++		if (ec_hdr_has_eof(ech)) {
++			ubi_msg("EOF marker found, PEBs from %d will be erased",
++				pnum);
++			ai->eof_found = true;
++		}
++	}
++
++	if (ai->eof_found)
++		err = UBI_IO_FF_BITFLIPS;
++
+ 	switch (err) {
+ 	case 0:
+ 		break;
+--- a/drivers/mtd/ubi/ubi.h
++++ b/drivers/mtd/ubi/ubi.h
+@@ -701,6 +701,7 @@ struct ubi_attach_info {
+ 	int mean_ec;
+ 	uint64_t ec_sum;
+ 	int ec_count;
++	bool eof_found;
+ 	struct kmem_cache *aeb_slab_cache;
+ };
+