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authorDan Carpenter <dan.carpenter@oracle.com>2017-03-23 13:24:55 +0300
committerJens Axboe <axboe@fb.com>2017-03-23 08:16:11 -0600
commit7a88fa191944589b2ed795bbed32ca6e9e2df31f (patch)
tree08ffd2bfc3cdf1f9ff08c0eeafc468dce213315c /include/linux/bio.h
parenta4d907b6a33ba22adbbfc443e22eb3c1aa2c73f6 (diff)
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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 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 8e52119..4931756 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -383,7 +383,7 @@ extern struct bio_set *bioset_create_nobvec(unsigned int, unsigned int);
extern void bioset_free(struct bio_set *);
extern mempool_t *biovec_create_pool(int pool_entries);
-extern struct bio *bio_alloc_bioset(gfp_t, int, struct bio_set *);
+extern struct bio *bio_alloc_bioset(gfp_t, unsigned int, struct bio_set *);
extern void bio_put(struct bio *);
extern void __bio_clone_fast(struct bio *, struct bio *);
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