path: root/block/compat_ioctl.c
diff options
authorJean Delvare <khali@linux-fr.org>2008-05-12 14:02:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-13 08:02:26 -0700
commitf36f21ecca9ee688301174e5f2e0827827a7a7ff (patch)
treeb147bb5cc37683dfe01c86fba634808aa2ff567d /block/compat_ioctl.c
parent78bb6cb9a890d3d50ca3b02fce9223d3e734ab9b (diff)
Fix misuses of bdevname()
bdevname() fills the buffer that it is given as a parameter, so calling strcpy() or snprintf() on the returned value is redundant (and probably not guaranteed to work - I don't think strcpy and snprintf support overlapping buffers.) Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Stephen Tweedie <sct@redhat.com> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'block/compat_ioctl.c')
1 files changed, 1 insertions, 1 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index c70d0b6f666..c23177e4623 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -555,7 +555,7 @@ static int compat_blk_trace_setup(struct block_device *bdev, char __user *arg)
if (copy_from_user(&cbuts, arg, sizeof(cbuts)))
return -EFAULT;
- strcpy(b, bdevname(bdev, b));
+ bdevname(bdev, b);
buts = (struct blk_user_trace_setup) {
.act_mask = cbuts.act_mask,