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-rw-r--r--fs/bio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/bio.c b/fs/bio.c
index 799f86deff2..78562574cb5 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -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)) {
@@ -963,6 +963,7 @@ static void bio_copy_kern_endio(struct bio *bio, int err)
* @data: pointer to buffer to copy
* @len: length in bytes
* @gfp_mask: allocation flags for bio and page allocation
+ * @reading: data direction is READ
*
* copy the kernel address into a bio suitable for io to a block
* device. Returns an error pointer in case of error.