Message ID | 20190801110145.10803-1-colin.king@canonical.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [drm-next] drm/amdgpu: fix unsigned variable instance compared to less than zero | expand |
On Thu, Aug 1, 2019 at 7:01 AM Colin King <colin.king@canonical.com> wrote: > > From: Colin Ian King <colin.king@canonical.com> > > Currenly the error check on variable instance is always false because > it is a uint32_t type and this is never less than zero. Fix this by > making it an int type. > > Addresses-Coverity: ("Unsigned compared against 0") > Fixes: 7d0e6329dfdc ("drm/amdgpu: update more sdma instances irq support") > Signed-off-by: Colin Ian King <colin.king@canonical.com> Applied. thanks! Alex > --- > drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c > index a33bd867287e..92257f2bf171 100644 > --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c > @@ -1962,7 +1962,8 @@ static int sdma_v4_0_process_trap_irq(struct amdgpu_device *adev, > static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev, > struct amdgpu_iv_entry *entry) > { > - uint32_t instance, err_source; > + uint32_t err_source; > + int instance; > > instance = sdma_v4_0_irq_id_to_seq(entry->client_id); > if (instance < 0) > -- > 2.20.1 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index a33bd867287e..92257f2bf171 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1962,7 +1962,8 @@ static int sdma_v4_0_process_trap_irq(struct amdgpu_device *adev, static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev, struct amdgpu_iv_entry *entry) { - uint32_t instance, err_source; + uint32_t err_source; + int instance; instance = sdma_v4_0_irq_id_to_seq(entry->client_id); if (instance < 0)