jsauer/torvalds-linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-01-11 17:10:13 +00:00
Code

RDMA/bnxt_re: fix dma_free_coherent() pointer

Browse Source 
The dma_alloc_coherent() allocates a dma-mapped buffer, pbl->pg_arr[i].
The dma_free_coherent() should pass the same buffer to
dma_free_coherent() and not page-aligned.

Fixes: 1ac5a4047975 ("RDMA/bnxt_re: Add bnxt_re RoCE driver")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://patch.msgid.link/20251230085121.8023-2-fourier.thomas@gmail.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Thomas Fourier 2025-12-30 09:51:21 +01:00 committed by Leon Romanovsky
parent 43bd09d5b7
commit fcd431a962
1 changed files with 1 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/infiniband/hw/bnxt_re/qplib_res.c
View File

@ -64,9 +64,7 @@ static void __free_pbl(struct bnxt_qplib_res *res, struct bnxt_qplib_pbl *pbl,
for (i = 0; i < pbl->pg_count; i++) { for (i = 0; i < pbl->pg_count; i++) {
if (pbl->pg_arr[i]) if (pbl->pg_arr[i])
dma_free_coherent(&pdev->dev, pbl->pg_size, dma_free_coherent(&pdev->dev, pbl->pg_size,
(void *)((unsigned long) pbl->pg_arr[i],
pbl->pg_arr[i] &
PAGE_MASK),
pbl->pg_map_arr[i]); pbl->pg_map_arr[i]);
else else
dev_warn(&pdev->dev, dev_warn(&pdev->dev,