From: Eric Engestrom <eric.engestrom@intel.com>
Date: Fri, 21 Sep 2018 11:00:33 +0000 (+0100)
Subject: gallivm: ensure string is null-terminated instead of assert()ing
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f5b41f9121c340281bf0e11dc8fd0e49d6810259;p=mesa.git

gallivm: ensure string is null-terminated instead of assert()ing

Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>
---

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_printf.c b/src/gallium/auxiliary/gallivm/lp_bld_printf.c
index 575ebdfdf65..53c4d3cde41 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_printf.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_printf.c
@@ -108,9 +108,7 @@ lp_build_print_value(struct gallivm_state *gallivm,
       type_fmt[5] = '\0';
    } else if (type_kind == LLVMIntegerTypeKind) {
       if (LLVMGetIntTypeWidth(type_ref) == 64) {
-         unsigned flen = strlen(PRId64);
-         assert(flen <= 3);
-         strncpy(type_fmt + 2, PRId64, flen);
+         util_snprintf(type_fmt + 2, 3, "%s", PRId64);
       } else if (LLVMGetIntTypeWidth(type_ref) == 8) {
          type_fmt[2] = 'u';
       } else {