From 6758498eb79287fe5d67cd5c869e9fd387f95def Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Fri, 12 Apr 2013 16:47:13 -0700 Subject: [PATCH] mesa/swrast: Refactor no-memory error checking in blit_linear Signed-off-by: Ian Romanick Reviewed-by: Brian Paul Reviewed-by: Kenneth Graunke --- src/mesa/swrast/s_blit.c | 40 +++++++++++----------------------------- 1 file changed, 11 insertions(+), 29 deletions(-) diff --git a/src/mesa/swrast/s_blit.c b/src/mesa/swrast/s_blit.c index 051354dc8c7..f77981f3c49 100644 --- a/src/mesa/swrast/s_blit.c +++ b/src/mesa/swrast/s_blit.c @@ -564,22 +564,10 @@ blit_linear(struct gl_context *ctx, * Keep two adjacent src rows around for bilinear sampling. */ srcBuffer0 = malloc(pixelSize * srcWidth); - if (!srcBuffer0) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT"); - return; - } srcBuffer1 = malloc(pixelSize * srcWidth); - if (!srcBuffer1) { - free(srcBuffer0); - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT"); - return; - } dstBuffer = malloc(pixelSize * dstWidth); - if (!dstBuffer) { - free(srcBuffer0); - free(srcBuffer1); - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFrameBufferEXT"); - return; + if (!srcBuffer0 || !srcBuffer1 || !dstBuffer) { + goto fail_no_memory; } for (i = 0; i < drawFb->_NumColorDrawBuffers; i++) { @@ -610,11 +598,7 @@ blit_linear(struct gl_context *ctx, GL_MAP_READ_BIT | GL_MAP_WRITE_BIT, &srcMap, &srcRowStride); if (!srcMap) { - free(srcBuffer0); - free(srcBuffer1); - free(dstBuffer); - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer"); - return; + goto fail_no_memory; } dstMap = srcMap; @@ -629,22 +613,14 @@ blit_linear(struct gl_context *ctx, 0, 0, readRb->Width, readRb->Height, GL_MAP_READ_BIT, &srcMap, &srcRowStride); if (!srcMap) { - free(srcBuffer0); - free(srcBuffer1); - free(dstBuffer); - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer"); - return; + goto fail_no_memory; } ctx->Driver.MapRenderbuffer(ctx, drawRb, 0, 0, drawRb->Width, drawRb->Height, GL_MAP_WRITE_BIT, &dstMap, &dstRowStride); if (!dstMap) { ctx->Driver.UnmapRenderbuffer(ctx, readRb); - free(srcBuffer0); - free(srcBuffer1); - free(dstBuffer); - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer"); - return; + goto fail_no_memory; } } @@ -743,6 +719,12 @@ blit_linear(struct gl_context *ctx, ctx->Driver.UnmapRenderbuffer(ctx, drawRb); } } + +fail_no_memory: + free(srcBuffer0); + free(srcBuffer1); + free(dstBuffer); + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBlitFramebuffer"); } -- 2.30.2