accel/amdxdna: Fix memory leak in amdxdna_ubuf_map

Browse source

[ Upstream commit 84dd57fb03 ]

The amdxdna_ubuf_map() function allocates memory for sg and
internal sg table structures, but it fails to free them if subsequent
operations (sg_alloc_table_from_pages or dma_map_sgtable) fail.

Fixes: bd72d4acda ("accel/amdxdna: Support user space allocated buffer")
Signed-off-by: Zishun Yi <zishun.yi.dev@gmail.com>
Reviewed-by: Lizhi Hou <lizhi.hou@amd.com>
Reviewed-by: Min Ma <mamin506@gmail.com>
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20260129171022.68578-1-zishun.yi.dev@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

This commit is contained in:

Zishun Yi 2026-01-30 01:10:22 +08:00 • committed by Greg Kroah-Hartman

parent b79d31dce4

commit 5a68d2c99c

1 changed files with 8 additions and 2 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

10

drivers/accel/amdxdna/amdxdna_ubuf.c

View file