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authorRob Clark <robdclark@chromium.org>2025-05-14 19:33:33 +0300
committerRob Clark <robin.clark@oss.qualcomm.com>2025-06-09 21:27:28 +0300
commitf681c2aa8676a890eacc84044717ab0fd26e058f (patch)
tree9a1f7718d3639a3e6ea99a16842c981cfe7d1776
parent5d319f75ccf7f0927425a7545aa1a22b3eedc189 (diff)
downloadlinux-f681c2aa8676a890eacc84044717ab0fd26e058f.tar.xz
drm/msm: Fix another leak in the submit error path
put_unused_fd() doesn't free the installed file, if we've already done fd_install(). So we need to also free the sync_file. Signed-off-by: Rob Clark <robdclark@chromium.org> Patchwork: https://patchwork.freedesktop.org/patch/653583/ Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
-rw-r--r--drivers/gpu/drm/msm/msm_gem_submit.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index b2aeaecaa39b..d4f71bb54e84 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -658,6 +658,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
struct msm_ringbuffer *ring;
struct msm_submit_post_dep *post_deps = NULL;
struct drm_syncobj **syncobjs_to_reset = NULL;
+ struct sync_file *sync_file = NULL;
int out_fence_fd = -1;
unsigned i;
int ret;
@@ -867,7 +868,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
}
if (ret == 0 && args->flags & MSM_SUBMIT_FENCE_FD_OUT) {
- struct sync_file *sync_file = sync_file_create(submit->user_fence);
+ sync_file = sync_file_create(submit->user_fence);
if (!sync_file) {
ret = -ENOMEM;
} else {
@@ -901,8 +902,11 @@ out:
out_unlock:
mutex_unlock(&queue->lock);
out_post_unlock:
- if (ret && (out_fence_fd >= 0))
+ if (ret && (out_fence_fd >= 0)) {
put_unused_fd(out_fence_fd);
+ if (sync_file)
+ fput(sync_file->file);
+ }
if (!IS_ERR_OR_NULL(submit)) {
msm_gem_submit_put(submit);