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| author | Michel Dänzer <michel.daenzer@amd.com> | 2015-04-16 04:17:27 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-04-27 15:54:50 +0200 |
| commit | b421ed15d2c3039eb724680e4de1e4b2bd196a9a (patch) | |
| tree | 68721913ae096198b2fc65ffbcdcb501f900caa4 /drivers/gpu/drm/radeon/radeon_cs.c | |
| parent | Merge tag 'drm-intel-next-fixes-2015-04-25' of git://anongit.freedesktop.org/... (diff) | |
| download | linux-b421ed15d2c3039eb724680e4de1e4b2bd196a9a.tar.xz linux-b421ed15d2c3039eb724680e4de1e4b2bd196a9a.zip | |
drm/radeon: Use drm_calloc_ab for CS relocs
The number of relocs is passed in by userspace and can be large. It has
been observed to cause kcalloc failures in the wild.
Cc: stable@vger.kernel.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cs.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_cs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 4d0f96cc3da4..ab39b85e0f76 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -88,7 +88,7 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) p->dma_reloc_idx = 0; /* FIXME: we assume that each relocs use 4 dwords */ p->nrelocs = chunk->length_dw / 4; - p->relocs = kcalloc(p->nrelocs, sizeof(struct radeon_bo_list), GFP_KERNEL); + p->relocs = drm_calloc_large(p->nrelocs, sizeof(struct radeon_bo_list)); if (p->relocs == NULL) { return -ENOMEM; } @@ -428,7 +428,7 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error, bo } } kfree(parser->track); - kfree(parser->relocs); + drm_free_large(parser->relocs); drm_free_large(parser->vm_bos); for (i = 0; i < parser->nchunks; i++) drm_free_large(parser->chunks[i].kdata); |