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-rw-r--r--drivers/mtd/cfi_flash.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index 15a4220..d0240f5 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -537,7 +537,10 @@ static int flash_status_check (flash_info_t * info, flash_sect_t sector,
ulong start;
#if CONFIG_SYS_HZ != 1000
- tout *= CONFIG_SYS_HZ/1000;
+ if ((ulong)CONFIG_SYS_HZ > 100000)
+ tout *= (ulong)CONFIG_SYS_HZ / 1000; /* for a big HZ, avoid overflow */
+ else
+ tout = DIV_ROUND_UP(tout * (ulong)CONFIG_SYS_HZ, 1000);
#endif
/* Wait for command completion */