net_ib: fix out of bounds read in ncclIbGdrSupport on non-RDMA kernel (#1470)

Fixes #1469 [ROCm/rccl commit: b24580e3d4]
2025-01-07 16:49:24 -08:00
parent ed70fc066a
commit 28c80c9b4e
1 changed files with 2 additions and 1 deletions
@@ -586,7 +586,8 @@ ncclResult_t ncclIbGdrSupport() {
    // or created under a different path like `/sys/kernel/` or `/sys/` (depending on your ib_peer_mem module)
    const char* memory_peers_paths[] = {"/sys/kernel/mm/memory_peers/amdkfd/version",
                                  "/sys/kernel/memory_peers/amdkfd/version",
-                                  "/sys/memory_peers/amdkfd/version"};
+                                  "/sys/memory_peers/amdkfd/version",
+                                  NULL};
    int i = 0;

    while (memory_peers_paths[i]) {