Merge commit 'mtd/master'

8 files changed, 38 insertions, 28 deletions

diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index 5011fa73f918..1479da6d3aa6 100644
--- a/drivers/mtd/cmdlinepart.c
+++ b/drivers/mtd/cmdlinepart.c
@@ -194,7 +194,7 @@ static struct mtd_partition * newpart(char *s,
 	parts[this_part].name = extra_mem;
 	extra_mem += name_len + 1;
 
-	dbg(("partition %d: name <%s>, offset %x, size %x, mask flags %x\n",
+	dbg(("partition %d: name <%s>, offset %llx, size %llx, mask flags %x\n",
 	     this_part,
 	     parts[this_part].name,
 	     parts[this_part].offset,
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 59c46126a5ce..ae5fe91867e1 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -54,7 +54,7 @@
 #define	SR_SRWD			0x80	/* SR write protect */
 
 /* Define max times to check status register before we give up. */
-#define	MAX_READY_WAIT_JIFFIES	(10 * HZ)	/* eg. M25P128 specs 6s max sector erase */
+#define	MAX_READY_WAIT_JIFFIES	(40 * HZ)	/* M25P16 specs 40s max chip erase */
 #define	CMD_SIZE		4
 
 #ifdef CONFIG_M25PXX_USE_FAST_READ
diff --git a/drivers/mtd/inftlcore.c b/drivers/mtd/inftlcore.c
index 73f05227dc8c..d8cf29c01cc4 100644
--- a/drivers/mtd/inftlcore.c
+++ b/drivers/mtd/inftlcore.c
@@ -226,7 +226,7 @@ static u16 INFTL_findfreeblock(struct INFTLrecord *inftl, int desperate)
 	if (!desperate && inftl->numfreeEUNs < 2) {
 		DEBUG(MTD_DEBUG_LEVEL1, "INFTL: there are too few free "
 			"EUNs (%d)\n", inftl->numfreeEUNs);
-		return 0xffff;
+		return BLOCK_NIL;
 	}
 
 	/* Scan for a free block */
@@ -281,7 +281,8 @@ static u16 INFTL_foldchain(struct INFTLrecord *inftl, unsigned thisVUC, unsigned
 	silly = MAX_LOOPS;
 	while (thisEUN < inftl->nb_blocks) {
 		for (block = 0; block < inftl->EraseSize/SECTORSIZE; block ++) {
-			if ((BlockMap[block] != 0xffff) || BlockDeleted[block])
+			if ((BlockMap[block] != BLOCK_NIL) ||
+			    BlockDeleted[block])
 				continue;
 
 			if (inftl_read_oob(mtd, (thisEUN * inftl->EraseSize)
@@ -525,7 +526,7 @@ static inline u16 INFTL_findwriteunit(struct INFTLrecord *inftl, unsigned block)
 			if (!silly--) {
 				printk(KERN_WARNING "INFTL: infinite loop in "
 					"Virtual Unit Chain 0x%x\n", thisVUC);
-				return 0xffff;
+				return BLOCK_NIL;
 			}
 
 			/* Skip to next block in chain */
@@ -549,7 +550,7 @@ hitused:
 			 * waiting to be picked up. We're going to have to fold
 			 * a chain to make room.
 			 */
-			thisEUN = INFTL_makefreeblock(inftl, 0xffff);
+			thisEUN = INFTL_makefreeblock(inftl, BLOCK_NIL);
 
 			/*
 			 * Hopefully we free something, lets try again.
@@ -631,7 +632,7 @@ hitused:
 
 	printk(KERN_WARNING "INFTL: error folding to make room for Virtual "
 		"Unit Chain 0x%x\n", thisVUC);
-	return 0xffff;
+	return BLOCK_NIL;
 }
 
 /*
diff --git a/drivers/mtd/maps/integrator-flash.c b/drivers/mtd/maps/integrator-flash.c
index b08a798ee254..2aac41bde8b3 100644
--- a/drivers/mtd/maps/integrator-flash.c
+++ b/drivers/mtd/maps/integrator-flash.c
@@ -42,10 +42,8 @@
 #include <mach/hardware.h>
 #include <asm/system.h>
 
-#define SUBDEV_NAME_SIZE	(BUS_ID_SIZE + 2)
-
 struct armflash_subdev_info {
-	char			name[SUBDEV_NAME_SIZE];
+	char			*name;
 	struct mtd_info		*mtd;
 	struct map_info		map;
 	struct flash_platform_data *plat;
@@ -134,6 +132,8 @@ static void armflash_subdev_remove(struct armflash_subdev_info *subdev)
 		map_destroy(subdev->mtd);
 	if (subdev->map.virt)
 		iounmap(subdev->map.virt);
+	kfree(subdev->name);
+	subdev->name = NULL;
 	release_mem_region(subdev->map.phys, subdev->map.size);
 }
 
@@ -177,16 +177,22 @@ static int armflash_probe(struct platform_device *dev)
 
 		if (nr == 1)
 			/* No MTD concatenation, just use the default name */
-			snprintf(subdev->name, SUBDEV_NAME_SIZE, "%s",
-				 dev_name(&dev->dev));
+			subdev->name = kstrdup(dev_name(&dev->dev), GFP_KERNEL);
 		else
-			snprintf(subdev->name, SUBDEV_NAME_SIZE, "%s-%d",
-				 dev_name(&dev->dev), i);
+			subdev->name = kasprintf(GFP_KERNEL, "%s-%d",
+						 dev_name(&dev->dev), i);
+		if (!subdev->name) {
+			err = -ENOMEM;
+			break;
+		}
 		subdev->plat = plat;
 
 		err = armflash_subdev_probe(subdev, res);
-		if (err)
+		if (err) {
+			kfree(subdev->name);
+			subdev->name = NULL;
 			break;
+		}
 	}
 	info->nr_subdev = i;
 
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 2802992b39da..20c828ba9405 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -534,7 +534,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
 							 &num_partitions);
 
 	if ((!partitions) || (num_partitions == 0)) {
-		printk(KERN_ERR "atmel_nand: No parititions defined, or unsupported device.\n");
+		printk(KERN_ERR "atmel_nand: No partitions defined, or unsupported device.\n");
 		res = ENXIO;
 		goto err_no_partitions;
 	}
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 0cd76f89f4b0..ebd07e95b814 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -11,6 +11,8 @@
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/jiffies.h>
+#include <linux/sched.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
@@ -541,7 +543,7 @@ static int omap_wait(struct mtd_info *mtd, struct nand_chip *chip)
 	struct omap_nand_info *info = container_of(mtd, struct omap_nand_info,
 							mtd);
 	unsigned long timeo = jiffies;
-	int status, state = this->state;
+	int status = NAND_STATUS_FAIL, state = this->state;
 
 	if (state == FL_ERASING)
 		timeo += (HZ * 400) / 1000;
@@ -556,8 +558,9 @@ static int omap_wait(struct mtd_info *mtd, struct nand_chip *chip)
 
 	while (time_before(jiffies, timeo)) {
 		status = __raw_readb(this->IO_ADDR_R);
-		if (!(status & 0x40))
+		if (status & NAND_STATUS_READY)
 			break;
+		cond_resched();
 	}
 	return status;
 }
diff --git a/drivers/mtd/nftlcore.c b/drivers/mtd/nftlcore.c
index e3f8495a94c2..fb86cacd5bdb 100644
--- a/drivers/mtd/nftlcore.c
+++ b/drivers/mtd/nftlcore.c
@@ -208,7 +208,7 @@ static u16 NFTL_findfreeblock(struct NFTLrecord *nftl, int desperate )
 	/* Normally, we force a fold to happen before we run out of free blocks completely */
 	if (!desperate && nftl->numfreeEUNs < 2) {
 		DEBUG(MTD_DEBUG_LEVEL1, "NFTL_findfreeblock: there are too few free EUNs\n");
-		return 0xffff;
+		return BLOCK_NIL;
 	}
 
 	/* Scan for a free block */
@@ -230,11 +230,11 @@ static u16 NFTL_findfreeblock(struct NFTLrecord *nftl, int desperate )
 			printk("Argh! No free blocks found! LastFreeEUN = %d, "
 			       "FirstEUN = %d\n", nftl->LastFreeEUN,
 			       le16_to_cpu(nftl->MediaHdr.FirstPhysicalEUN));
-			return 0xffff;
+			return BLOCK_NIL;
 		}
 	} while (pot != nftl->LastFreeEUN);
 
-	return 0xffff;
+	return BLOCK_NIL;
 }
 
 static u16 NFTL_foldchain (struct NFTLrecord *nftl, unsigned thisVUC, unsigned pendingblock )
@@ -431,7 +431,7 @@ static u16 NFTL_foldchain (struct NFTLrecord *nftl, unsigned thisVUC, unsigned p
 
 	/* add the header so that it is now a valid chain */
 	oob.u.a.VirtUnitNum = oob.u.a.SpareVirtUnitNum = cpu_to_le16(thisVUC);
-	oob.u.a.ReplUnitNum = oob.u.a.SpareReplUnitNum = 0xffff;
+	oob.u.a.ReplUnitNum = oob.u.a.SpareReplUnitNum = BLOCK_NIL;
 
 	nftl_write_oob(mtd, (nftl->EraseSize * targetEUN) + 8,
 		       8, &retlen, (char *)&oob.u);
@@ -515,7 +515,7 @@ static u16 NFTL_makefreeblock( struct NFTLrecord *nftl , unsigned pendingblock)
 	if (ChainLength < 2) {
 		printk(KERN_WARNING "No Virtual Unit Chains available for folding. "
 		       "Failing request\n");
-		return 0xffff;
+		return BLOCK_NIL;
 	}
 
 	return NFTL_foldchain (nftl, LongestChain, pendingblock);
@@ -578,7 +578,7 @@ static inline u16 NFTL_findwriteunit(struct NFTLrecord *nftl, unsigned block)
 				printk(KERN_WARNING
 				       "Infinite loop in Virtual Unit Chain 0x%x\n",
 				       thisVUC);
-				return 0xffff;
+				return BLOCK_NIL;
 			}
 
 			/* Skip to next block in chain */
@@ -601,7 +601,7 @@ static inline u16 NFTL_findwriteunit(struct NFTLrecord *nftl, unsigned block)
 			//u16 startEUN = nftl->EUNtable[thisVUC];
 
 			//printk("Write to VirtualUnitChain %d, calling makefreeblock()\n", thisVUC);
-			writeEUN = NFTL_makefreeblock(nftl, 0xffff);
+			writeEUN = NFTL_makefreeblock(nftl, BLOCK_NIL);
 
 			if (writeEUN == BLOCK_NIL) {
 				/* OK, we accept that the above comment is
@@ -673,7 +673,7 @@ static inline u16 NFTL_findwriteunit(struct NFTLrecord *nftl, unsigned block)
 
 	printk(KERN_WARNING "Error folding to make room for Virtual Unit Chain 0x%x\n",
 	       thisVUC);
-	return 0xffff;
+	return BLOCK_NIL;
 }
 
 static int nftl_writeblock(struct mtd_blktrans_dev *mbd, unsigned long block,
diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c
index 7515e73e2bfb..696686cc206e 100644
--- a/fs/jffs2/scan.c
+++ b/fs/jffs2/scan.c
@@ -130,9 +130,9 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
 	if (jffs2_sum_active()) {
 		s = kzalloc(sizeof(struct jffs2_summary), GFP_KERNEL);
 		if (!s) {
-			kfree(flashbuf);
 			JFFS2_WARNING("Can't allocate memory for summary\n");
-			return -ENOMEM;
+			ret = -ENOMEM;
+			goto out;
 		}
 	}