mesa: Make numSamples an unsigned int

As a followup to the previous patch propagate the change of numSamples
from int to unsigned to gl_config::samples and consequently fix some
-Wsign-compare warnings.

Signed-off-by: Gert Wollny <[email protected]>
Reviewed-by: Emil Velikov <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mesa/main/multisample.c b/src/mesa/main/multisample.c
index 8ede94b7458..dfe6a371427 100644
--- a/src/mesa/main/multisample.c
+++ b/src/mesa/main/multisample.c
@@ -87,7 +87,7 @@ _mesa_GetMultisamplefv(GLenum pname, GLuint index, GLfloat * val)
 
    switch (pname) {
    case GL_SAMPLE_POSITION: {
-      if ((int) index >= ctx->DrawBuffer->Visual.samples) {
+      if (index >= ctx->DrawBuffer->Visual.samples) {
          _mesa_error( ctx, GL_INVALID_VALUE, "glGetMultisamplefv(index)" );
          return;
       }