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drm: Fixes linux-next & linux-2.6 checkstack warnings:

Browse Source 
drivers/gpu/drm/nouveau/nv40_graph.c: In function `nv40_graph_init':
drivers/gpu/drm/nouveau/nv40_graph.c:400: warning: the frame size of 1184 bytes is larger than 1024 bytes
drivers/gpu/drm/radeon/radeon_atombios.c: In function `radeon_get_atom_connector_info_from_supported_devices_table':
drivers/gpu/drm/radeon/radeon_atombios.c:857: warning: the frame size of 1872 bytes is larger than 1024 bytes

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Prarit Bhargava 2010-05-24 10:24:07 +10:00 committed by Dave Airlie
parent 579766020d
commit f49d273df9
2 changed files with 18 additions and 3 deletions
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8
drivers/gpu/drm/nouveau/nv40_graph.c
View File

@ -253,7 +253,11 @@ nv40_graph_init(struct drm_device *dev)
if (!dev_priv->engine.graph.ctxprog) { if (!dev_priv->engine.graph.ctxprog) {
struct nouveau_grctx ctx = {}; struct nouveau_grctx ctx = {};
uint32_t cp[256]; uint32_t *cp;
cp = kmalloc(sizeof(*cp) * 256, GFP_KERNEL);
if (!cp)
return -ENOMEM;
ctx.dev = dev; ctx.dev = dev;
ctx.mode = NOUVEAU_GRCTX_PROG; ctx.mode = NOUVEAU_GRCTX_PROG;
@ -265,6 +269,8 @@ nv40_graph_init(struct drm_device *dev)
nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0); nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0);
for (i = 0; i < ctx.ctxprog_len; i++) for (i = 0; i < ctx.ctxprog_len; i++)
nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_DATA, cp[i]); nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_DATA, cp[i]);
kfree(cp);
} }
/* No context present currently */ /* No context present currently */

13
drivers/gpu/drm/radeon/radeon_atombios.c
View File

@ -680,11 +680,19 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
uint8_t dac; uint8_t dac;
union atom_supported_devices *supported_devices; union atom_supported_devices *supported_devices;
int i, j, max_device; int i, j, max_device;
struct bios_connector bios_connectors[ATOM_MAX_SUPPORTED_DEVICE]; struct bios_connector *bios_connectors;
size_t bc_size = sizeof(*bios_connectors) * ATOM_MAX_SUPPORTED_DEVICE;
if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) bios_connectors = kzalloc(bc_size, GFP_KERNEL);
if (!bios_connectors)
return false; return false;
if (!atom_parse_data_header(ctx, index, &size, &frev, &crev,
&data_offset)) {
kfree(bios_connectors);
return false;
}
supported_devices = supported_devices =
(union atom_supported_devices *)(ctx->bios + data_offset); (union atom_supported_devices *)(ctx->bios + data_offset);
@ -851,6 +859,7 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
radeon_link_encoder_connector(dev); radeon_link_encoder_connector(dev);
kfree(bios_connectors);
return true; return true;
} }