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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-10-21 13:52:49 -0500 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-10-23 20:57:05 +0200 |
| commit | 29cd13cfd7624726d9e6becbae9aa419ef35af7f (patch) | |
| tree | 0c6dd9aa262e4c84b7d03b34ee89534f88216952 /drivers/gpu/drm/v3d | |
| parent | 4cad2a574d342cd9b658db6e32e9024f559383ed (diff) | |
| download | linux-29cd13cfd7624726d9e6becbae9aa419ef35af7f.tar.bz2 | |
drm/v3d: Fix memory leak in v3d_submit_cl_ioctl
In the impelementation of v3d_submit_cl_ioctl() there are two memory
leaks. One is when allocation for bin fails, and the other is when bin
initialization fails. If kcalloc fails to allocate memory for bin then
render->base should be put. Also, if v3d_job_init() fails to initialize
bin->base then allocated memory for bin should be released.
Fixes: a783a09ee76d ("drm/v3d: Refactor job management.")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20191021185250.26130-1-navid.emamdoost@gmail.com
Diffstat (limited to 'drivers/gpu/drm/v3d')
| -rw-r--r-- | drivers/gpu/drm/v3d/v3d_gem.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c index 5d80507b539b..19c092d75266 100644 --- a/drivers/gpu/drm/v3d/v3d_gem.c +++ b/drivers/gpu/drm/v3d/v3d_gem.c @@ -557,13 +557,16 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data, if (args->bcl_start != args->bcl_end) { bin = kcalloc(1, sizeof(*bin), GFP_KERNEL); - if (!bin) + if (!bin) { + v3d_job_put(&render->base); return -ENOMEM; + } ret = v3d_job_init(v3d, file_priv, &bin->base, v3d_job_free, args->in_sync_bcl); if (ret) { v3d_job_put(&render->base); + kfree(bin); return ret; } |