projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 4f10aae) | patch
[SCSI] block: fix bio_add_page misuse with rq_map_data
authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Thu, 18 Dec 2008 05:49:36 +0000 (14:49 +0900)
committerJames Bottomley <James.Bottomley@HansenPartnership.com>
Fri, 2 Jan 2009 17:09:41 +0000 (11:09 -0600)
commite623ddb4e940b266adc77ba1cc28a3554aa90e79
tree62c245b32720573d97718795b0c8165cad967b05tree | snapshot (tar.gz zip)
parent4f10aae0d1a285df6b16bf6ca5abd366140fd371commit | diff
[SCSI] block: fix bio_add_page misuse with rq_map_data

This fixes bio_add_page misuse in bio_copy_user_iov with rq_map_data,
which only sg uses now.

rq_map_data carries page frames for bio_add_pc_page. bio_copy_user_iov
uses bio_add_pc_page with a larger size than PAGE_SIZE. It's clearly
wrong.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
fs/bio.c diff | blob | blame | history