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-rw-r--r--arch/s390/kernel/cert_store.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/s390/kernel/cert_store.c b/arch/s390/kernel/cert_store.c
index 3986a044eb36..554447768bdd 100644
--- a/arch/s390/kernel/cert_store.c
+++ b/arch/s390/kernel/cert_store.c
@@ -432,15 +432,16 @@ static char *get_key_description(struct vcssb *vcssb, const struct vce *vce)
char *desc;
cs_token = vcssb->cs_token;
- /* Description string contains "%64s:%04u:%08u\0". */
+ /* Description string contains "%64s:%05u:%010u\0". */
name_len = sizeof(vce->vce_hdr.vc_name);
- len = name_len + 1 + 4 + 1 + 8 + 1;
+ len = name_len + 1 + 5 + 1 + 10 + 1;
desc = kmalloc(len, GFP_KERNEL);
if (!desc)
return NULL;
memcpy(desc, vce->vce_hdr.vc_name, name_len);
- sprintf(desc + name_len, ":%04u:%08u", vce->vce_hdr.vc_index, cs_token);
+ snprintf(desc + name_len, len - name_len, ":%05u:%010u",
+ vce->vce_hdr.vc_index, cs_token);
return desc;
}