r600g: Fix memory leak.

Fixes resource leak defect reported by Coverity.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>

diff --git a/src/gallium/drivers/r600/r600_hw_context.c b/src/gallium/drivers/r600/r600_hw_context.c
index a89f230..ebcd682 100644 (file)
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -201,8 +201,10 @@ int r600_context_add_block(struct r600_context *ctx, const struct r600_reg *reg,
                        /* create block table if it doesn't exist */
                        if (!range->blocks)
                                range->blocks = calloc(1 << HASH_SHIFT, sizeof(void *));
-                       if (!range->blocks)
+                       if (!range->blocks) {
+                               free(block);
                                return -1;
+                       }
 
                        range->blocks[CTX_BLOCK_ID(reg[i + j].offset)] = block;
                }