flashcp: handle non-power-of-2 erase size (E.G. for dataflash) Signed-off-by: Peter Korsgaard --- flashcp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) Index: mtd-utils-1.1.0/flashcp.c =================================================================== --- mtd-utils-1.1.0.orig/flashcp.c 2007-08-03 15:55:51.000000000 +0200 +++ mtd-utils-1.1.0/flashcp.c 2009-02-17 14:02:09.000000000 +0100 @@ -255,8 +255,9 @@ #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 */