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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-03-23 13:24:55 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-03-23 08:16:11 -0600 |
| commit | 7a88fa191944589b2ed795bbed32ca6e9e2df31f (patch) | |
| tree | 08ffd2bfc3cdf1f9ff08c0eeafc468dce213315c /block/bio.c | |
| parent | a4d907b6a33ba22adbbfc443e22eb3c1aa2c73f6 (diff) | |
| download | linux-7a88fa191944589b2ed795bbed32ca6e9e2df31f.tar.bz2 | |
block: make nr_iovecs unsigned in bio_alloc_bioset()
There isn't a bug here, but Smatch is not smart enough to know that
"nr_iovecs" can't be negative so it complains about underflows.
Really, it's slightly cleaner to make this parameter unsigned.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/bio.c')
| -rw-r--r-- | block/bio.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/block/bio.c b/block/bio.c index e75878f8b14a..6194a8cf2aab 100644 --- a/block/bio.c +++ b/block/bio.c @@ -427,7 +427,8 @@ static void punt_bios_to_rescuer(struct bio_set *bs) * RETURNS: * Pointer to new bio on success, NULL on failure. */ -struct bio *bio_alloc_bioset(gfp_t gfp_mask, int nr_iovecs, struct bio_set *bs) +struct bio *bio_alloc_bioset(gfp_t gfp_mask, unsigned int nr_iovecs, + struct bio_set *bs) { gfp_t saved_gfp = gfp_mask; unsigned front_pad; |