[PATCH] use labs() for variables of type long instead of abs()
From: René Scharfe <hidden>
Date: 2016-06-15 23:02:57
Subsystem:
the rest · Maintainer:
Linus Torvalds
Using abs() on long values can cause truncation, so use labs() instead. Reported by Clang 3.5 (-Wabsolute-value, enabled by -Wall). Signed-off-by: Rene Scharfe <redacted> --- builtin/receive-pack.c | 2 +- config.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 32fc540..e908d07 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c@@ -431,7 +431,7 @@ static const char *check_nonce(const char *buf, size_t len) nonce_stamp_slop = (long)ostamp - (long)stamp; if (nonce_stamp_slop_limit && - abs(nonce_stamp_slop) <= nonce_stamp_slop_limit) { + labs(nonce_stamp_slop) <= nonce_stamp_slop_limit) { /* * Pretend as if the received nonce (which passes the * HMAC check, so it is not a forged by third-party)
diff --git a/config.c b/config.c
index 15a2983..ae1398f 100644
--- a/config.c
+++ b/config.c@@ -506,9 +506,9 @@ static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max) errno = EINVAL; return 0; } - uval = abs(val); + uval = labs(val); uval *= factor; - if (uval > max || abs(val) > uval) { + if (uval > max || labs(val) > uval) { errno = ERANGE; return 0; }
--
2.1.3