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(parent: fd75bf7) | patch
disk: part_dos: Allocate at least one block size for mbr
authorFaiz Abbas <faiz_abbas@ti.com>
Wed, 4 Sep 2019 14:40:12 +0000 (20:10 +0530)
committerTom Rini <trini@konsulko.com>
Thu, 19 Sep 2019 16:54:29 +0000 (12:54 -0400)
commit7aed3d380981565b5bb2810d5d13aad1ff994f1a
tree06527700b485fdc29816ce06ed8e6df230431ffbtree | snapshot
parentfd75bf7bfa654420ecfd3aff5d91a2972f55ecc1commit | diff
disk: part_dos: Allocate at least one block size for mbr

The blk_dread() following the mbr allocation reads one block from the
device. This will lead to overflow if block size is greater than the
size of legacy_mbr. Fix this by allocating at least one block size.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Acked-by: Alexey Brodkin <abrodkin@synopsys.com>
disk/part_dos.c diff | blob | history
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