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| author | Jean Delvare <khali@linux-fr.org> | 2008-05-12 14:02:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-13 08:02:26 -0700 |
| commit | f36f21ecca9ee688301174e5f2e0827827a7a7ff (patch) | |
| tree | b147bb5cc37683dfe01c86fba634808aa2ff567d /block/compat_ioctl.c | |
| parent | 78bb6cb9a890d3d50ca3b02fce9223d3e734ab9b (diff) | |
| download | linux-f36f21ecca9ee688301174e5f2e0827827a7a7ff.tar.gz linux-f36f21ecca9ee688301174e5f2e0827827a7a7ff.tar.bz2 linux-f36f21ecca9ee688301174e5f2e0827827a7a7ff.zip | |
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')
| -rw-r--r-- | block/compat_ioctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index c70d0b6f666f..c23177e4623f 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, |