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-rw-r--r--flashcp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/flashcp.c b/flashcp.c
index 7f7764a..8775022 100644
--- a/flashcp.c
+++ b/flashcp.c
@@ -255,8 +255,9 @@ int main (int argc,char *argv[])
#warning "Check for smaller erase regions"
erase.start = 0;
- erase.length = filestat.st_size & ~(mtd.erasesize - 1);
- if (filestat.st_size % mtd.erasesize) erase.length += mtd.erasesize;
+ erase.length = (filestat.st_size + mtd.erasesize - 1) / mtd.erasesize;
+ erase.length *= mtd.erasesize;
+
if (flags & FLAG_VERBOSE)
{
/* if the user wants verbose output, erase 1 block at a time and show him/her what's going on */