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| author | Patrick Georgi <patrick@georgi-clan.de> | 2014-12-29 19:53:51 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2014-12-30 20:54:23 +0100 |
| commit | 7086ea920d4181f1d4927e9f150a3976c7a8f3a7 (patch) | |
| tree | 82c68f6669eaa37649773e98813792e2e89db896 /payloads | |
| parent | bcf07c3f24e949b6a16f69ca5d21c5ecb1c9056e (diff) | |
| download | coreboot-7086ea920d4181f1d4927e9f150a3976c7a8f3a7.tar.xz | |
libpayload: fix printf handling of unsigned long long
1 << 63 is undefined for 32bit numbers.
Change-Id: I22f0e2486b133ea18cfbb8dd79fd4aed91ac0a4c
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Found-by: Coverity Scan
Reviewed-on: http://review.coreboot.org/7972
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <gaumless@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/libc/printf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/payloads/libpayload/libc/printf.c b/payloads/libpayload/libc/printf.c index 8f76ccf286..cb623aa51a 100644 --- a/payloads/libpayload/libc/printf.c +++ b/payloads/libpayload/libc/printf.c @@ -647,7 +647,7 @@ static int printf_core(const char *fmt, struct printf_spec *ps, va_list ap) } if (flags & __PRINTF_FLAG_SIGNED) { - if (number & (0x1 << (size * 8 - 1))) { + if (number & (0x1ULL << (size * 8 - 1))) { flags |= __PRINTF_FLAG_NEGATIVE; if (size == sizeof(uint64_t)) { |