From: Marco Bettini <marco.bettini@open-xchange.com>
Date: Fri, 26 Nov 2021 13:45:47 +0000 (+0100)
Subject: lib: str_parse_intmax() - Replace signed expression with UNSIGNED_MINUS()
X-Git-Tag: 2.3.18~98
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2f7254a6af51d0bdda38acaa67bb56bef1fdf5d7;p=thirdparty%2Fdovecot%2Fcore.git

lib: str_parse_intmax() - Replace signed expression with UNSIGNED_MINUS()

Found by code analysis tool
---

diff --git a/src/lib/strnum.c b/src/lib/strnum.c
index fe1bdbca63..4b3da4a5f9 100644
--- a/src/lib/strnum.c
+++ b/src/lib/strnum.c
@@ -334,7 +334,7 @@ str_parse_intmax(const char *str, intmax_t *num_r, const char **endp_r)
 	} else {
 		if (l > UINTMAX_MAX - (UINTMAX_MAX + INTMAX_MIN))
 			return -1;
-		*num_r = (intmax_t)-l;
+		*num_r = (intmax_t) UNSIGNED_MINUS(l);
 	}
 	return 0;
 }