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-rw-r--r--src/mesa/swrast/s_masking.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/swrast/s_masking.c b/src/mesa/swrast/s_masking.c
index f58b2c20e2..391dfde7a1 100644
--- a/src/mesa/swrast/s_masking.c
+++ b/src/mesa/swrast/s_masking.c
@@ -111,7 +111,7 @@ _swrast_mask_rgba_array(GLcontext *ctx, struct gl_renderbuffer *rb,
const GLint bMask = ctx->Color.ColorMask[BCOMP];
const GLint aMask = ctx->Color.ColorMask[ACOMP];
- _swrast_read_rgba_span( ctx, ctx->DrawBuffer, n, x, y, dest );
+ _swrast_read_rgba_span( ctx, rb, n, x, y, dest );
for (i = 0; i < n; i++) {
if (!rMask) rgba[i][RCOMP] = dest[i][RCOMP];
if (!gMask) rgba[i][GCOMP] = dest[i][GCOMP];