drivers/gpu: Use kzalloc for allocating only one thing
Author: Julia Lawall <julia@diku.dk>
Use kzalloc rather than kcalloc(1,...)
The use of the allocated memory that looks like an array is &p->relocs[0],
but this should be the same as p->relocs.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
//
@@
@@
- kcalloc(1,
+ kzalloc(
...)
//
Signed-off-by: Julia Lawall
Signed-off-by: Dave Airlie
---
drivers/gpu/drm/radeon/r600_cs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 0d82076..44060b9 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -170,7 +170,7 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
idx, relocs_chunk->length_dw);
return -EINVAL;
}
- *cs_reloc = &p->relocs[0];
+ *cs_reloc = p->relocs;
(*cs_reloc)->lobj.gpu_offset = (u64)relocs_chunk->kdata[idx + 3] << 32;
(*cs_reloc)->lobj.gpu_offset |= relocs_chunk->kdata[idx + 0];
return 0;
@@ -717,7 +717,7 @@ static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p)
if (p->chunk_relocs_idx == -1) {
return 0;
}
- p->relocs = kcalloc(1, sizeof(struct radeon_cs_reloc), GFP_KERNEL);
+ p->relocs = kzalloc(sizeof(struct radeon_cs_reloc), GFP_KERNEL);
if (p->relocs == NULL) {
return -ENOMEM;
} |
---
drivers/gpu/drm/radeon/r600_cs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 0d82076..44060b9 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -170,7 +170,7 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
idx, relocs_chunk->length_dw);
return -EINVAL;
}
- *cs_reloc = &p->relocs[0];
+ *cs_reloc = p->relocs;
(*cs_reloc)->lobj.gpu_offset = (u64)relocs_chunk->kdata[idx + 3] << 32;
(*cs_reloc)->lobj.gpu_offset |= relocs_chunk->kdata[idx + 0];
return 0;
@@ -717,7 +717,7 @@ static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p)
if (p->chunk_relocs_idx == -1) {
return 0;
}
- p->relocs = kcalloc(1, sizeof(struct radeon_cs_reloc), GFP_KERNEL);
+ p->relocs = kzalloc(sizeof(struct radeon_cs_reloc), GFP_KERNEL);
if (p->relocs == NULL) {
return -ENOMEM;
}