search for: 670c9739e5e1

...e of drm_mode_duplicate(). Add a check to avoid npd. Signed-off-by: Ma Ke <make_ruc2021 at 163.com> --- drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c index 670c9739e5e1..4a08e61f3336 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c +++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c @@ -209,6 +209,8 @@ static int nv17_tv_get_ld_modes(struct drm_encoder *encoder, struct drm_display_mode *mode; mode = drm_mode_duplicate(encoder->dev, tv_mode); + if (!m...

...(). Add a check to avoid null pointer dereference. Signed-off-by: Ma Ke <make_ruc2021 at 163.com> --- drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c index 670c9739e5e1..9c3dc9a5bb46 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c +++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c @@ -258,6 +258,8 @@ static int nv17_tv_get_hd_modes(struct drm_encoder *encoder, if (modes[i].hdisplay == output_mode->hdisplay && modes[i].vdisplay == output_mo...

...vger.kernel.org > Signed-off-by: Ma Ke <make24 at iscas.ac.cn> > --- > ?drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 2 ++ > ?1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > index 670c9739e5e1..4a08e61f3336 100644 > --- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > +++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > @@ -209,6 +209,8 @@ static int nv17_tv_get_ld_modes(struct > drm_encoder *encoder, > ? struct drm_display_mode *mode; > ? > ? mode = drm_mode_duplicate(e...

...er.kernel.org > Signed-off-by: Ma Ke <make24 at iscas.ac.cn> > --- > ?drivers/gpu/drm/nouveau/dispnv04/tvnv17.c | 4 ++++ > ?1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > index 670c9739e5e1..9c3dc9a5bb46 100644 > --- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > +++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c > @@ -258,6 +258,8 @@ static int nv17_tv_get_hd_modes(struct > drm_encoder *encoder, > ? if (modes[i].hdisplay == output_mode->hdisplay && > ? ???...

The NULL initialization of the pointers assigned by kzalloc() or kunit_kzalloc() first is not necessary, because if the kzalloc() or kunit_kzalloc() failed, the pointers will be assigned NULL, otherwise it works as usual. so remove it. Ruan Jinjie (7): drm/amdkfd: Remove unnecessary NULL values drm/amd/display: Remove unnecessary NULL values drm/msm: Remove unnecessary NULL values