LU-9065 osc: fix for cl_env_get in low memory

[fs/lustre-release.git] / lustre / osc / osc_cache.c

diff --git a/lustre/osc/osc_cache.c b/lustre/osc/osc_cache.c
index 96d13ca..43c4b6f 100644 (file)
--- a/lustre/osc/osc_cache.c
+++ b/lustre/osc/osc_cache.c
@@ -991,6 +991,9 @@ static int osc_extent_truncate(struct osc_extent *ext, pgoff_t trunc_index,
         * We can't use that env from osc_cache_truncate_start() because
         * it's from lov_io_sub and not fully initialized. */
        env = cl_env_get(&refcheck);
+       if (IS_ERR(env))
+               RETURN(PTR_ERR(env));
+
        io  = &osc_env_info(env)->oti_io;
        io->ci_obj = cl_object_top(osc2cl(obj));
        io->ci_ignore_layout = 1;