diff options
Diffstat (limited to 'fs/smb/client/dfs.c')
| -rw-r--r-- | fs/smb/client/dfs.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/smb/client/dfs.c b/fs/smb/client/dfs.c index 71ee74041884..81b84151450d 100644 --- a/fs/smb/client/dfs.c +++ b/fs/smb/client/dfs.c @@ -263,12 +263,28 @@ out: return rc; } +/* Resolve UNC hostname in @ctx->source and set ip addr in @ctx->dstaddr */ +static int update_fs_context_dstaddr(struct smb3_fs_context *ctx) +{ + struct sockaddr *addr = (struct sockaddr *)&ctx->dstaddr; + int rc; + + rc = dns_resolve_server_name_to_ip(ctx->source, addr, NULL); + if (!rc) + cifs_set_port(addr, ctx->port); + return rc; +} + int dfs_mount_share(struct cifs_mount_ctx *mnt_ctx, bool *isdfs) { struct smb3_fs_context *ctx = mnt_ctx->fs_ctx; bool nodfs = ctx->nodfs; int rc; + rc = update_fs_context_dstaddr(ctx); + if (rc) + return rc; + *isdfs = false; rc = get_session(mnt_ctx, NULL); if (rc) |