Commit b2bf9683 authored Feb 19, 2009 by 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: Jens Axboe <jens.axboe@oracle.com>

parent 169d418b

fs/bio.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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 = NULL;
		void *p;
		void *uninitialized_var(p);

		if (bs) {
		p = mempool_alloc(bs->bio_pool, gfp_mask);