CID 1416478: de-ref NULL value in fruit_pwrite_rsrc

Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Reviewed-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

diff --git a/source3/modules/vfs_fruit.c b/source3/modules/vfs_fruit.c
index df3cd0c899e2073298fb0c8445e4f8d5beaa8d39..956739dd5af8d4540baf8470bb5d4daac3e5a4c0 100644 (file)
--- a/source3/modules/vfs_fruit.c
+++ b/source3/modules/vfs_fruit.c
@@ -4405,6 +4405,11 @@ static ssize_t fruit_pwrite_rsrc(vfs_handle_struct *handle,
        struct fio *fio = (struct fio *)VFS_FETCH_FSP_EXTENSION(handle, fsp);
        ssize_t nwritten;
 
+       if (fio == NULL) {
+               DBG_ERR("Failed to fetch fsp extension");
+               return -1;
+       }
+
        switch (fio->config->rsrc) {
        case FRUIT_RSRC_STREAM:
                nwritten = fruit_pwrite_rsrc_stream(handle, fsp, data, n, offset);