Fixed buffer overflow.
diff --git a/src/filesystem/cocoa/SDL_sysfilesystem.m b/src/filesystem/cocoa/SDL_sysfilesystem.m
index 760830a..587c35c 100644
--- a/src/filesystem/cocoa/SDL_sysfilesystem.m
+++ b/src/filesystem/cocoa/SDL_sysfilesystem.m
@@ -77,7 +77,7 @@ SDL_GetPrefPath(const char *org, const char *app)
NSString *str = [array objectAtIndex:0];
const char *base = [str fileSystemRepresentation];
if (base) {
- const size_t len = SDL_strlen(base) + SDL_strlen(app) + 4;
+ const size_t len = SDL_strlen(base) + SDL_strlen(org) + SDL_strlen(app) + 4;
retval = (char *) SDL_malloc(len);
if (retval == NULL) {
SDL_OutOfMemory();