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| author | Brian Norris <computersforpeace@gmail.com> | 2015-09-29 17:28:44 -0700 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2015-09-29 17:29:17 -0700 |
| commit | d489ff42db9179647004ca2b12c614cb71ac81ea (patch) | |
| tree | e60e6c292ea0f0aed848e7ef6461c41a0c1db153 /drivers/mtd/devices | |
| parent | 7827e3acad2df1c6537e5fe7211d216dabc60399 (diff) | |
| download | linux-d489ff42db9179647004ca2b12c614cb71ac81ea.tar.gz linux-d489ff42db9179647004ca2b12c614cb71ac81ea.tar.bz2 linux-d489ff42db9179647004ca2b12c614cb71ac81ea.zip | |
Revert "mtd: mtdram: check offs and len in mtdram->erase"
This reverts commit 7827e3acad2df1c6537e5fe7211d216dabc60399.
There are some 64-bit arithmetic issues on some architectures, so let's
wait until we get a better patch for this.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/devices')
| -rw-r--r-- | drivers/mtd/devices/mtdram.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/drivers/mtd/devices/mtdram.c b/drivers/mtd/devices/mtdram.c index 73fa297d81d2..8e285089229c 100644 --- a/drivers/mtd/devices/mtdram.c +++ b/drivers/mtd/devices/mtdram.c @@ -32,29 +32,8 @@ MODULE_PARM_DESC(erase_size, "Device erase block size in KiB"); // We could store these in the mtd structure, but we only support 1 device.. static struct mtd_info *mtd_info; -static int check_offs_len(struct mtd_info *mtd, loff_t ofs, uint64_t len) -{ - int ret = 0; - - /* Start address must align on block boundary */ - if (ofs % mtd->erasesize) { - pr_debug("%s: unaligned address\n", __func__); - ret = -EINVAL; - } - - /* Length must align on block boundary */ - if (len % mtd->erasesize) { - pr_debug("%s: length not block aligned\n", __func__); - ret = -EINVAL; - } - - return ret; -} - static int ram_erase(struct mtd_info *mtd, struct erase_info *instr) { - if (check_offs_len(mtd, instr->addr, instr->len)) - return -EINVAL; memset((char *)mtd->priv + instr->addr, 0xff, instr->len); instr->state = MTD_ERASE_DONE; mtd_erase_callback(instr); |