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authorBrian Paul <brianp@vmware.com>2009-08-13 14:38:27 -0600
committerBrian Paul <brianp@vmware.com>2009-08-13 14:38:27 -0600
commit1e0f621b500db9b3ad3135426e621ffa10727d3b (patch)
treee862910ceed6e816b3a0fec189d5f19c19c75cd6 /src/mesa
parent6d55fd705da829286ea45a7438526c2bede2059a (diff)
mesa: fix some invalid memory reads
We were passing the address of a float to functions that would deref the pointer as an array.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/dlist.c75
1 files changed, 57 insertions, 18 deletions
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index f8fdd7045a..74537d79e9 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -1883,7 +1883,10 @@ save_Fogfv(GLenum pname, const GLfloat *params)
static void GLAPIENTRY
save_Fogf(GLenum pname, GLfloat param)
{
- save_Fogfv(pname, &param);
+ GLfloat parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_Fogfv(pname, parray);
}
@@ -1916,7 +1919,10 @@ save_Fogiv(GLenum pname, const GLint *params)
static void GLAPIENTRY
save_Fogi(GLenum pname, GLint param)
{
- save_Fogiv(pname, &param);
+ GLint parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0;
+ save_Fogiv(pname, parray);
}
@@ -2080,9 +2086,12 @@ save_Lightfv(GLenum light, GLenum pname, const GLfloat *params)
static void GLAPIENTRY
-save_Lightf(GLenum light, GLenum pname, GLfloat params)
+save_Lightf(GLenum light, GLenum pname, GLfloat param)
{
- save_Lightfv(light, pname, &params);
+ GLfloat parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_Lightfv(light, pname, parray);
}
@@ -2128,7 +2137,10 @@ save_Lightiv(GLenum light, GLenum pname, const GLint *params)
static void GLAPIENTRY
save_Lighti(GLenum light, GLenum pname, GLint param)
{
- save_Lightiv(light, pname, &param);
+ GLint parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0;
+ save_Lightiv(light, pname, parray);
}
@@ -2155,7 +2167,10 @@ save_LightModelfv(GLenum pname, const GLfloat *params)
static void GLAPIENTRY
save_LightModelf(GLenum pname, GLfloat param)
{
- save_LightModelfv(pname, &param);
+ GLfloat parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_LightModelfv(pname, parray);
}
@@ -2186,7 +2201,10 @@ save_LightModeliv(GLenum pname, const GLint *params)
static void GLAPIENTRY
save_LightModeli(GLenum pname, GLint param)
{
- save_LightModeliv(pname, &param);
+ GLint parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0;
+ save_LightModeliv(pname, parray);
}
@@ -2701,21 +2719,28 @@ save_PointParameterfvEXT(GLenum pname, const GLfloat *params)
static void GLAPIENTRY
save_PointParameterfEXT(GLenum pname, GLfloat param)
{
- save_PointParameterfvEXT(pname, &param);
+ GLfloat parray[3];
+ parray[0] = param;
+ parray[1] = parray[2] = 0.0F;
+ save_PointParameterfvEXT(pname, parray);
}
static void GLAPIENTRY
save_PointParameteriNV(GLenum pname, GLint param)
{
- GLfloat p = (GLfloat) param;
- save_PointParameterfvEXT(pname, &p);
+ GLfloat parray[3];
+ parray[0] = (GLfloat) param;
+ parray[1] = parray[2] = 0.0F;
+ save_PointParameterfvEXT(pname, parray);
}
static void GLAPIENTRY
save_PointParameterivNV(GLenum pname, const GLint * param)
{
- GLfloat p = (GLfloat) param[0];
- save_PointParameterfvEXT(pname, &p);
+ GLfloat parray[3];
+ parray[0] = (GLfloat) param[0];
+ parray[1] = parray[2] = 0.0F;
+ save_PointParameterfvEXT(pname, parray);
}
@@ -3387,7 +3412,10 @@ save_TexEnvfv(GLenum target, GLenum pname, const GLfloat *params)
static void GLAPIENTRY
save_TexEnvf(GLenum target, GLenum pname, GLfloat param)
{
- save_TexEnvfv(target, pname, &param);
+ GLfloat parray[4];
+ parray[0] = (GLfloat) param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_TexEnvfv(target, pname, parray);
}
@@ -3455,8 +3483,10 @@ save_TexGeniv(GLenum coord, GLenum pname, const GLint *params)
static void GLAPIENTRY
save_TexGend(GLenum coord, GLenum pname, GLdouble param)
{
- GLfloat p = (GLfloat) param;
- save_TexGenfv(coord, pname, &p);
+ GLfloat parray[4];
+ parray[0] = (GLfloat) param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_TexGenfv(coord, pname, parray);
}
@@ -3475,14 +3505,20 @@ save_TexGendv(GLenum coord, GLenum pname, const GLdouble *params)
static void GLAPIENTRY
save_TexGenf(GLenum coord, GLenum pname, GLfloat param)
{
- save_TexGenfv(coord, pname, &param);
+ GLfloat parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_TexGenfv(coord, pname, parray);
}
static void GLAPIENTRY
save_TexGeni(GLenum coord, GLenum pname, GLint param)
{
- save_TexGeniv(coord, pname, &param);
+ GLint parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0;
+ save_TexGeniv(coord, pname, parray);
}
@@ -3510,7 +3546,10 @@ save_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
static void GLAPIENTRY
save_TexParameterf(GLenum target, GLenum pname, GLfloat param)
{
- save_TexParameterfv(target, pname, &param);
+ GLfloat parray[4];
+ parray[0] = param;
+ parray[1] = parray[2] = parray[3] = 0.0F;
+ save_TexParameterfv(target, pname, parray);
}