openssl/sme8/openssl-0.9.8b-aliasing-bug.patch


This patch fixes a violation of the C aliasing rules that can cause
miscompilation with some compiler versions.

--- openssl-0.9.8b/crypto/dso/dso_dlfcn.c.orig  2006-10-30 18:21:35.000000000 +0100
+++ openssl-0.9.8b/crypto/dso/dso_dlfcn.c       2006-10-30 18:21:37.000000000 +0100
@@ -237,7 +237,7 @@ static void *dlfcn_bind_var(DSO *dso, co
 static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname)
        {
        void *ptr;
-       DSO_FUNC_TYPE sym, *tsym = &sym;
+       DSO_FUNC_TYPE sym;
 
        if((dso == NULL) || (symname == NULL))
                {
@@ -255,7 +255,7 @@ static DSO_FUNC_TYPE dlfcn_bind_func(DSO
                DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE);
                return(NULL);
                }
-       *(void **)(tsym) = dlsym(ptr, symname);
+       sym = dlsym(ptr, symname);
        if(sym == NULL)
                {
                DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE);
1
2	This patch fixes a violation of the C aliasing rules that can cause
3	miscompilation with some compiler versions.
4
5	--- openssl-0.9.8b/crypto/dso/dso_dlfcn.c.orig 2006-10-30 18:21:35.000000000 +0100
6	+++ openssl-0.9.8b/crypto/dso/dso_dlfcn.c 2006-10-30 18:21:37.000000000 +0100
7	@@ -237,7 +237,7 @@ static void dlfcn_bind_var(DSO dso, co
8	static DSO_FUNC_TYPE dlfcn_bind_func(DSO dso, const char symname)
9	{
10	void *ptr;
11	- DSO_FUNC_TYPE sym, *tsym = &sym;
12	+ DSO_FUNC_TYPE sym;
13
14	if((dso == NULL) \|\| (symname == NULL))
15	{
16	@@ -255,7 +255,7 @@ static DSO_FUNC_TYPE dlfcn_bind_func(DSO
17	DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE);
18	return(NULL);
19	}
20	- (void *)(tsym) = dlsym(ptr, symname);
21	+ sym = dlsym(ptr, symname);
22	if(sym == NULL)
23	{
24	DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE);