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-rw-r--r--common/cmd_jffs2.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index 0e7a6b0..27296dd 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -281,7 +281,7 @@ static inline u32 get_part_sector_size_nor(struct mtdids *id, struct part_info *
flash = &flash_info[id->num];
start_phys = flash->start[0] + part->offset;
- end_phys = start_phys + part->size;
+ end_phys = start_phys + part->size - 1;
for (i = 0; i < flash->sector_count; i++) {
if (flash->start[i] >= end_phys)