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| author | Li Zhijian <lizhijian@fujitsu.com> | 2023-04-25 01:02:42 +0000 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2023-06-01 13:13:02 -0300 |
| commit | 3bf3a7c6985c625f64e73baefdaa36f1c2045a29 (patch) | |
| tree | d5c196cb9daa187e4fe0dbfcc718871c4d249d12 /drivers/infiniband/ulp | |
| parent | 5842d1d9c1b0d17e0c29eae65ae1f245f83682dd (diff) | |
| download | linux-3bf3a7c6985c625f64e73baefdaa36f1c2045a29.tar.gz linux-3bf3a7c6985c625f64e73baefdaa36f1c2045a29.tar.bz2 linux-3bf3a7c6985c625f64e73baefdaa36f1c2045a29.zip | |
RDMA/rtrs: Fix the last iu->buf leak in err path
The last iu->buf will leak if ib_dma_mapping_error() fails.
Fixes: c0894b3ea69d ("RDMA/rtrs: core: lib functions shared between client and server modules")
Link: https://lore.kernel.org/r/1682384563-2-3-git-send-email-lizhijian@fujitsu.com
Signed-off-by: Li Zhijian <lizhijian@fujitsu.com>
Acked-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Acked-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/ulp')
| -rw-r--r-- | drivers/infiniband/ulp/rtrs/rtrs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c index 4bf9d868cc52..3696f367ff51 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs.c @@ -37,8 +37,10 @@ struct rtrs_iu *rtrs_iu_alloc(u32 iu_num, size_t size, gfp_t gfp_mask, goto err; iu->dma_addr = ib_dma_map_single(dma_dev, iu->buf, size, dir); - if (ib_dma_mapping_error(dma_dev, iu->dma_addr)) + if (ib_dma_mapping_error(dma_dev, iu->dma_addr)) { + kfree(iu->buf); goto err; + } iu->cqe.done = done; iu->size = size; |