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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2018-01-26 06:30:30 +0100
committerAlexander Graf <agraf@suse.de>2018-01-28 21:37:13 +0100
commit5f1ce1d4ca4decef688fe0dd71b11927d6a18845 (patch)
treee2f2673d1ca5c157fa8baddbc056a33c50aeeae1 /test
parent56672bf52ebf7b9d6de245f7a1bf56679a39093b (diff)
vsprintf.c: correct printing of a NULL device path
When printing '%pD' with a value of NULL we want to output '<NULL>'. But this requires copying to buf. Leave this to string16. A unit test is supplied which relies on EFI support in the sandbox. The development for EFI support in the sandbox is currently in branch u-boot-dm/efi-working. The branch lacks commit 6ea8b580f06b ("efi_loader: correct DeviceNodeToText for media types"). Ater rebasing the aforementioned branch on U-Boot v2018.01 and adding 256060e4257a2 and this patch the test is executed successfully. Fixes: 256060e4257a2 (vsprintf.c: add EFI device path printing) Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'test')
-rw-r--r--test/print_ut.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/test/print_ut.c b/test/print_ut.c
index 1aa68be7a9..d8e9da8fa8 100644
--- a/test/print_ut.c
+++ b/test/print_ut.c
@@ -44,6 +44,10 @@ static void efi_ut_print(void)
snprintf(str, sizeof(str), "_%pD_", buf);
assert(!strcmp("_/SD(3)_", str));
+
+ /* NULL device path */
+ snprintf(str, sizeof(str), "_%pD_", NULL);
+ assert(!strcmp("_<NULL>_", str));
#endif
}