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obj: fix kmalloc'd namespace paths not being null-terminated

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max 🍓
2023-06-06 21:50:02 +01:00
parent 4def9a74f0
commit 929560e055
1 changed files with 4 additions and 2 deletions
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6
obj/namespace.c
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@@ -114,12 +114,13 @@ kern_status_t object_namespace_get_object(struct object_namespace *ns, const cha
} }
size_t parts = 0; size_t parts = 0;
char *rpath = kmalloc(path_len, 0); char *rpath = kmalloc(path_len + 1, 0);
if (!rpath) { if (!rpath) {
return KERN_NO_MEMORY; return KERN_NO_MEMORY;
} }
memcpy(rpath, path, path_len); memcpy(rpath, path, path_len);
rpath[path_len] = 0;
cleanup_object_path(rpath, path_len, &parts); cleanup_object_path(rpath, path_len, &parts);
char *sp; char *sp;
@@ -190,12 +191,13 @@ kern_status_t object_namespace_create_link(struct object_namespace *ns, const ch
} }
size_t parts = 0; size_t parts = 0;
char *rpath = kmalloc(path_len, 0); char *rpath = kmalloc(path_len + 1, 0);
if (!rpath) { if (!rpath) {
return KERN_NO_MEMORY; return KERN_NO_MEMORY;
} }
memcpy(rpath, linkpath, path_len); memcpy(rpath, linkpath, path_len);
rpath[path_len] = 0;
cleanup_object_path(rpath, path_len, &parts); cleanup_object_path(rpath, path_len, &parts);
char *p = rpath + strlen(rpath) - 1; char *p = rpath + strlen(rpath) - 1;