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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-06 20:24:05 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-06 20:24:05 +0100
commita58b9adaf9f0913af2e5bf69565266335033b4fd (patch)
tree45f91121352f96528bb02c4e26920405d6f3013d
parentMerge branch 'for-linus-4.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel... (diff)
parentubi: Fix out of bounds write in volume update code (diff)
downloadlinux-a58b9adaf9f0913af2e5bf69565266335033b4fd.tar.xz
linux-a58b9adaf9f0913af2e5bf69565266335033b4fd.zip
Merge tag 'upstream-4.5-rc7' of git://git.infradead.org/linux-ubifs
Pull UBI fix from Richard Weinberger: "This contains a single bug fix for UBI" * tag 'upstream-4.5-rc7' of git://git.infradead.org/linux-ubifs: ubi: Fix out of bounds write in volume update code
-rw-r--r--drivers/mtd/ubi/upd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/upd.c b/drivers/mtd/ubi/upd.c
index 2a1b6e037e1a..0134ba32a057 100644
--- a/drivers/mtd/ubi/upd.c
+++ b/drivers/mtd/ubi/upd.c
@@ -193,7 +193,7 @@ int ubi_start_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
vol->changing_leb = 1;
vol->ch_lnum = req->lnum;
- vol->upd_buf = vmalloc(req->bytes);
+ vol->upd_buf = vmalloc(ALIGN((int)req->bytes, ubi->min_io_size));
if (!vol->upd_buf)
return -ENOMEM;