Commit b2bf9683 authored by Jens Axboe's avatar Jens Axboe

block: fix bogus gcc warning for uninitialized var usage

Newer gcc throw this warning:

        fs/bio.c: In function ?bio_alloc_bioset?:
        fs/bio.c:305: warning: ?p? may be used uninitialized in this function

since it cannot figure out that 'p' is only ever used if 'bs' is non-NULL.
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 169d418b
...@@ -302,7 +302,7 @@ void bio_init(struct bio *bio) ...@@ -302,7 +302,7 @@ void bio_init(struct bio *bio)
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, int nr_iovecs, struct bio_set *bs)
{ {
struct bio *bio = NULL; struct bio *bio = NULL;
void *p; void *uninitialized_var(p);
if (bs) { if (bs) {
p = mempool_alloc(bs->bio_pool, gfp_mask); p = mempool_alloc(bs->bio_pool, gfp_mask);
......
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