[PATCH] kexec: Fix error code in kexec_calculate_store_digests()

[Dan Carpenter]

Return -ENOMEM on allocation failure instead of returning success.

Fixes: a43cac0d9dc2 ("kexec: split kexec_file syscall code to kexec_file.c")
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
---
 kernel/kexec_file.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
index b02086d70492..9570f380a825 100644
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@ -735,8 +735,10 @@ static int kexec_calculate_store_digests(struct kimage 
*image)
 
        sha_region_sz = KEXEC_SEGMENT_MAX * sizeof(struct kexec_sha_region);
        sha_regions = vzalloc(sha_region_sz);
-       if (!sha_regions)
+       if (!sha_regions) {
+               ret = -ENOMEM;
                goto out_free_desc;
+       }
 
        desc->tfm   = tfm;
 
-- 
2.29.2