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authorRandall Spangler <rspangler@chromium.org>2017-01-20 14:48:53 -0800
committerPatrick Georgi <pgeorgi@google.com>2017-01-24 09:34:58 +0100
commite80c6f6d3cd0eb7bde651364cc29d41da94f0082 (patch)
tree2a1d92f7222a2bc62dbb5c4ddd825fcbe87d3843 /src/vboot
parent4ecccff72f1876c264303aac48cb7143fe36cecc (diff)
downloadcoreboot-e80c6f6d3cd0eb7bde651364cc29d41da94f0082.tar.xz
vboot: vb2ex_printf() ignores null function name
Currently, it will print the function name as a prefix to the debug output. Make it so that a null function name won't get printed, so that it's possible to print little bits of debug output. BUG=chromium:683391 BRANCH=none TEST=build_packages --board=reef chromeos-firmware Change-Id: I046fa766773fc08a29460db1f884d7902692d182 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 853ff7176e97e5e1ab664d094e1914c9c94510aa Original-Change-Id: I1dff38e4d8ab03118e5f8832a16d82c2d2116ec9 Original-Signed-off-by: Randall Spangler <rspangler@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/431111 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/18204 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/vboot')
-rw-r--r--src/vboot/vboot_logic.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/vboot/vboot_logic.c b/src/vboot/vboot_logic.c
index bfed7d40e1..af7e947911 100644
--- a/src/vboot/vboot_logic.c
+++ b/src/vboot/vboot_logic.c
@@ -42,7 +42,9 @@ void vb2ex_printf(const char *func, const char *fmt, ...)
{
va_list args;
- printk(BIOS_INFO, "VB2:%s() ", func);
+ if (func)
+ printk(BIOS_INFO, "VB2:%s() ", func);
+
va_start(args, fmt);
do_printk_va_list(BIOS_INFO, fmt, args);
va_end(args);