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author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-09-25 10:27:41 -0500 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-04 18:22:14 +0200 |
commit | fc739a058d99c9297ef6bfd923b809d85855b9a9 (patch) | |
tree | 597aac8213b123a80d699b0c598fe5ac63ef4036 /drivers/misc/fastrpc.c | |
parent | f8204f0ddd62966a0e79c2804963a21e3540dd82 (diff) | |
download | linux-fc739a058d99c9297ef6bfd923b809d85855b9a9.tar.gz linux-fc739a058d99c9297ef6bfd923b809d85855b9a9.tar.bz2 linux-fc739a058d99c9297ef6bfd923b809d85855b9a9.zip |
misc: fastrpc: prevent memory leak in fastrpc_dma_buf_attach
In fastrpc_dma_buf_attach if dma_get_sgtable fails the allocated memory
for a should be released.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Link: https://lore.kernel.org/r/20190925152742.16258-1-navid.emamdoost@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/fastrpc.c')
-rw-r--r-- | drivers/misc/fastrpc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 47ae84afac2e..1b1a794d639d 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -527,6 +527,7 @@ static int fastrpc_dma_buf_attach(struct dma_buf *dmabuf, FASTRPC_PHYS(buffer->phys), buffer->size); if (ret < 0) { dev_err(buffer->dev, "failed to get scatterlist from DMA API\n"); + kfree(a); return -EINVAL; } |