mtd: tests: fix read, speed and stress tests on NOR flash

[deliverable/linux.git] / drivers / mtd / tests / mtd_speedtest.c

diff --git a/drivers/mtd/tests/mtd_speedtest.c b/drivers/mtd/tests/mtd_speedtest.c
index 141363a7e805f91976a2bc9db8030674baece709..7fbb51d4eabec7897811265d0fba5ee0e2ee1369 100644 (file)
--- a/drivers/mtd/tests/mtd_speedtest.c
+++ b/drivers/mtd/tests/mtd_speedtest.c
@@ -301,6 +301,10 @@ static int scan_for_bad_eraseblocks(void)
        }
        memset(bbt, 0 , ebcnt);
 
+       /* NOR flash does not implement block_isbad */
+       if (mtd->block_isbad == NULL)
+               goto out;
+
        printk(PRINT_PREF "scanning for bad eraseblocks\n");
        for (i = 0; i < ebcnt; ++i) {
                bbt[i] = is_block_bad(i) ? 1 : 0;
@@ -309,6 +313,7 @@ static int scan_for_bad_eraseblocks(void)
                cond_resched();
        }
        printk(PRINT_PREF "scanned %d eraseblocks, %d are bad\n", i, bad);
+out:
        goodebcnt = ebcnt - bad;
        return 0;
 }
@@ -340,7 +345,7 @@ static int __init mtd_speedtest_init(void)
        tmp = mtd->size;
        do_div(tmp, mtd->erasesize);
        ebcnt = tmp;
-       pgcnt = mtd->erasesize / mtd->writesize;
+       pgcnt = mtd->erasesize / pgsize;
 
        printk(PRINT_PREF "MTD device size %llu, eraseblock size %u, "
               "page size %u, count of eraseblocks %u, pages per "