[PATCH v2] cmd line partitions: use 64 bit variables to detect partitions/offsets larger than 4G.

Saeed Bishara saeed at marvell.com
Sun Sep 5 09:08:34 EDT 2010


diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index 1479da6..80036d1 100644
--- a/drivers/mtd/cmdlinepart.c
+++ b/drivers/mtd/cmdlinepart.c
@@ -41,8 +41,8 @@
 
 
 /* special size referring to all the remaining space in a partition */
-#define SIZE_REMAINING UINT_MAX
-#define OFFSET_CONTINUOUS UINT_MAX
+#define SIZE_REMAINING LLONG_MAX
+#define OFFSET_CONTINUOUS LLONG_MAX
 
 struct cmdline_mtd_partition {
 	struct cmdline_mtd_partition *next;
@@ -74,8 +74,8 @@ static struct mtd_partition * newpart(char *s,
                                       int extra_mem_size)
 {
 	struct mtd_partition *parts;
-	unsigned long size;
-	unsigned long offset = OFFSET_CONTINUOUS;
+	unsigned long long size;
+	unsigned long long offset = OFFSET_CONTINUOUS;
 	char *name;
 	int name_len;
 	unsigned char *extra_mem;
@@ -93,7 +93,7 @@ static struct mtd_partition * newpart(char *s,
 		size = memparse(s, &s);
 		if (size < PAGE_SIZE)
 		{
-			printk(KERN_ERR ERRP "partition size too small (%lx)\n", size);
+			printk(KERN_ERR ERRP "partition size too small (%llx)\n", size);
 			return NULL;
 		}
 	}
@@ -304,7 +304,7 @@ static int parse_cmdline_partitions(struct mtd_info *master,
                              struct mtd_partition **pparts,
                              unsigned long origin)
 {
-	unsigned long offset;
+	unsigned long long offset;
 	int i;
 	struct cmdline_mtd_partition *part;
 	const char *mtd_id = master->name;
-- 
1.6.0.4




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