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block: use unitialized_var() in bio_alloc_bioset()

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Better than setting idx to some random value and it silences the
same bogus gcc warning.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2008-05-07 13:26:27 +02:00
parent 28f13702f0
commit eeae1d48c0
1 changed files with 1 additions and 1 deletions
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fs/bio.c
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@ -158,7 +158,7 @@ struct bio *bio_alloc_bioset(gfp_t gfp_mask, int nr_iovecs, struct bio_set *bs)
bio_init(bio);
if (likely(nr_iovecs)) {
unsigned long idx = 0; /* shut up gcc */
unsigned long uninitialized_var(idx);
bvl = bvec_alloc_bs(gfp_mask, nr_iovecs, &idx, bs);
if (unlikely(!bvl)) {