1 files changed, 2 insertions, 2 deletions

diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index c50665fe9435..3ad5e9540160 100644
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -1711,10 +1711,10 @@ int insn_to_mnemonic(unsigned char *instruction, char buf[8])
         if (!insn)
                 return -ENOENT;
         if (insn->name[0] == '\0')
-                snprintf(buf, sizeof(buf), "%s",
+                snprintf(buf, 8, "%s",
                          long_insn_name[(int) insn->name[1]]);
         else
-                snprintf(buf, sizeof(buf), "%.5s", insn->name);
+                snprintf(buf, 8, "%.5s", insn->name);
         return 0;
 }
 EXPORT_SYMBOL_GPL(insn_to_mnemonic);