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-rw-r--r--fs/coda/psdev.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/coda/psdev.c b/fs/coda/psdev.c
index 240669f51eac..7e23cb22d394 100644
--- a/fs/coda/psdev.c
+++ b/fs/coda/psdev.c
@@ -122,14 +122,10 @@ static ssize_t coda_psdev_write(struct file *file, const char __user *buf,
hdr.opcode, hdr.unique);
nbytes = size;
}
- dcbuf = kvmalloc(nbytes, GFP_KERNEL);
- if (!dcbuf) {
- retval = -ENOMEM;
- goto out;
- }
- if (copy_from_user(dcbuf, buf, nbytes)) {
- kvfree(dcbuf);
- retval = -EFAULT;
+
+ dcbuf = vmemdup_user(buf, nbytes);
+ if (IS_ERR(dcbuf)) {
+ retval = PTR_ERR(dcbuf);
goto out;
}