diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
| commit | 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch) | |
| tree | fa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/block/rsxx | |
| parent | d4e493caf788ef44982e131ff9c786546904d934 (diff) | |
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/block/rsxx')
| -rw-r--r-- | drivers/block/rsxx/core.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/block/rsxx/core.c b/drivers/block/rsxx/core.c index d8b2488aa..34997df13 100644 --- a/drivers/block/rsxx/core.c +++ b/drivers/block/rsxx/core.c @@ -203,14 +203,11 @@ static ssize_t rsxx_cram_write(struct file *fp, const char __user *ubuf, char *buf; ssize_t st; - buf = kzalloc(cnt, GFP_KERNEL); - if (!buf) - return -ENOMEM; + buf = memdup_user(ubuf, cnt); + if (IS_ERR(buf)) + return PTR_ERR(buf); - st = copy_from_user(buf, ubuf, cnt); - if (!st) - st = rsxx_creg_write(card, CREG_ADD_CRAM + (u32)*ppos, cnt, - buf, 1); + st = rsxx_creg_write(card, CREG_ADD_CRAM + (u32)*ppos, cnt, buf, 1); kfree(buf); if (st) return st; |