From: Renato Andreola <renato.andre...@imagos.it>
With old configuration it could happen tout=0 if CONFIG_SYS_HZ<1000.
Signed-off-by: Alessandro Rubini <rub...@gnudd.com>
Signed-off-by: Renato Andreola <renato.andre...@imagos.it>
---
drivers/mtd/cfi_flash.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index fdba297..0ee7393 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 */
--
1.6.6.1
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