check texImage->IsClientData before freeing memory

1 files changed, 16 insertions, 16 deletions

diff --git a/xc/extras/Mesa/src/teximage.c b/xc/extras/Mesa/src/teximage.c
index ce750512d..176edb876 100644
--- a/xc/extras/Mesa/src/teximage.c
+++ b/xc/extras/Mesa/src/teximage.c
@@ -1536,11 +1536,11 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          /* free the old texture data */
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
       clear_teximage_fields(texImage); /* not really needed, but helpful */
       _mesa_init_teximage_fields(ctx, target, texImage, postConvWidth, 1, 1,
                                  border, internalFormat);
@@ -1663,11 +1663,11 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          /* free the old texture data */
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
       clear_teximage_fields(texImage); /* not really needed, but helpful */
       _mesa_init_teximage_fields(ctx, target, texImage,
                                  postConvWidth, postConvHeight,
@@ -1788,10 +1788,10 @@ _mesa_TexImage3D( GLenum target, GLint level, GLenum internalFormat,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
       clear_teximage_fields(texImage); /* not really needed, but helpful */
       _mesa_init_teximage_fields(ctx, target, texImage, width, height, depth,
                                  border, internalFormat);
@@ -2057,11 +2057,11 @@ _mesa_CopyTexImage1D( GLenum target, GLint level,
          return;
       }
    }
-   else if (texImage->Data) {
+   else if (texImage->Data && !texImage->IsClientData) {
       /* free the old texture data */
       MESA_PBUFFER_FREE(texImage->Data);
-      texImage->Data = NULL;
    }
+   texImage->Data = NULL;
 
    clear_teximage_fields(texImage); /* not really needed, but helpful */
    _mesa_init_teximage_fields(ctx, target, texImage, postConvWidth, 1, 1,
@@ -2121,11 +2121,11 @@ _mesa_CopyTexImage2D( GLenum target, GLint level, GLenum internalFormat,
          return;
       }
    }
-   else if (texImage->Data) {
+   else if (texImage->Data && !texImage->IsClientData) {
       /* free the old texture data */
       MESA_PBUFFER_FREE(texImage->Data);
-      texImage->Data = NULL;
    }
+   texImage->Data = NULL;
 
    clear_teximage_fields(texImage); /* not really needed, but helpful */
    _mesa_init_teximage_fields(ctx, target, texImage,
@@ -2308,10 +2308,10 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
 
       _mesa_init_teximage_fields(ctx, target, texImage, width, 1, 1,
                                  border, internalFormat);
@@ -2409,10 +2409,10 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
 
       _mesa_init_teximage_fields(ctx, target, texImage, width, height, 1,
                                  border, internalFormat);
@@ -2507,10 +2507,10 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level,
             return;
          }
       }
-      else if (texImage->Data) {
+      else if (texImage->Data && !texImage->IsClientData) {
          MESA_PBUFFER_FREE(texImage->Data);
-         texImage->Data = NULL;
       }
+      texImage->Data = NULL;
 
       _mesa_init_teximage_fields(ctx, target, texImage, width, height, depth,
                                  border, internalFormat);