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From: Aleksei Nikiforov <darktemplar@altlinux.org>
To: devel@lists.altlinux.org
Cc: Aleksei Nikiforov <darktemplar@altlinux.org>
Subject: [devel] [PATCH for apt v2 07/21] Use signed types to detect IO errors
Date: Thu, 12 Dec 2019 12:57:16 +0300
Message-ID: <20191212095730.83787-8-darktemplar@altlinux.org> (raw)
In-Reply-To: <20191212095730.83787-1-darktemplar@altlinux.org>

Found via cppcheck:
(style) Checking if unsigned expression 'Did' is less than zero.
(style) Checking if unsigned expression 'Count' is less than zero.
---
 apt/apt-pkg/contrib/strutl.cc | 2 +-
 apt/methods/gzip.cc           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/apt/apt-pkg/contrib/strutl.cc b/apt/apt-pkg/contrib/strutl.cc
index bde4ef5..c07e65c 100644
--- a/apt/apt-pkg/contrib/strutl.cc
+++ b/apt/apt-pkg/contrib/strutl.cc
@@ -1017,7 +1017,7 @@ void ioprintf(ostream &out,const char *format,...)
    consecutive snprintfs. */
 char *safe_snprintf(char *Buffer,char *End,const char *Format,...)
 {
-   unsigned long Did;
+   int Did;
 
    if (End <= Buffer)
       return End;
diff --git a/apt/methods/gzip.cc b/apt/methods/gzip.cc
index 0f39210..db61e69 100644
--- a/apt/methods/gzip.cc
+++ b/apt/methods/gzip.cc
@@ -95,7 +95,7 @@ bool GzipMethod::Fetch(FetchItem *Itm)
    while (1) 
    {
       unsigned char Buffer[4*1024];
-      unsigned long long Count;
+      ssize_t Count;
       
       Count = read(GzOut[0],Buffer,sizeof(Buffer));
       if (Count < 0 && errno == EINTR)
-- 
2.24.1



  parent reply	other threads:[~2019-12-12  9:57 UTC|newest]

Thread overview: 84+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-10 15:23 [devel] [PATCH for apt 00/38] Various fixes for Apt and basic integration test suite Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 01/38] Replace post-increments with pre-increments Aleksei Nikiforov
2019-12-10 18:21   ` Alexey Tourbin
2019-12-11  7:51     ` Aleksei Nikiforov
2019-12-11  8:11       ` Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 02/38] Use correct types and type specifiers Aleksei Nikiforov
2019-12-10 22:45   ` Dmitry V. Levin
2019-12-11  7:56     ` Aleksei Nikiforov
2019-12-11 23:48       ` Dmitry V. Levin
2019-12-12  9:57         ` [devel] [PATCH for apt v2 00/21] Various fixes for Apt and basic integration test suite Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 01/21] Replace post-increments with pre-increments Aleksei Nikiforov
2019-12-12 21:32             ` Andrey Savchenko
2019-12-13  8:29               ` Aleksei Nikiforov
2019-12-13  9:11               ` [devel] [PATCH for apt v3 " Aleksei Nikiforov
2019-12-13  9:12               ` [devel] [PATCH for apt v4 09/21] Rework identical conditions Aleksei Nikiforov
2019-12-13  9:18               ` [devel] [PATCH for apt v4] Additional loops improvements and beautification Aleksei Nikiforov
2019-12-13  9:20                 ` Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 02/21] Use correct types and type specifiers Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 03/21] Fix potential memory corruption in pkgCache::DepIterator::AllTargets() Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 04/21] Get rid of nullptr dereference Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 05/21] Fix memory access outside of allocated buffer ranges Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 06/21] Get rid of hardcoded array size Aleksei Nikiforov
2019-12-12  9:57           ` Aleksei Nikiforov [this message]
2019-12-12  9:57           ` [devel] [PATCH for apt v2 08/21] Use 'explicit' keyword for constructors with one argument Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 09/21] Rework identical conditions Aleksei Nikiforov
2019-12-12 19:55             ` Andrey Savchenko
2019-12-13  8:10               ` Aleksei Nikiforov
2019-12-13  8:21               ` [devel] [PATCH for apt v3 " Aleksei Nikiforov
2019-12-13  8:23               ` [devel] [PATCH for apt v3] DoList: optimize status modification loop Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 10/21] Improve member variable initialization Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 11/21] Remove useless variable shadowing Aleksei Nikiforov
2019-12-12 21:19             ` Andrey Savchenko
2019-12-12  9:57           ` [devel] [PATCH for apt v2 12/21] Fortify against buffer overflows Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 13/21] Cacheiterators: sanitize increment operators and end() function Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 14/21] Fix memory leaks Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 15/21] Fix incorrect delete operator Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 16/21] Don't access uninitialized data Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 17/21] Fix access after free error Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 18/21] Apt-pipe: ensure mainloop function doesn't return uninitialized or garbage value Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 19/21] Don't use uninitialized value Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 20/21] Get rid of dangling invalid pointer Aleksei Nikiforov
2019-12-12  9:57           ` [devel] [PATCH for apt v2 21/21] Fix invalid check of Queue against zero Aleksei Nikiforov
2019-12-12 19:08             ` Andrey Savchenko
2019-12-13  7:25               ` Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 03/38] Fix potential memory corruption in pkgCache::DepIterator::AllTargets() Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 04/38] Get rid of nullptr dereference Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 05/38] Fix memory access outside of allocated buffer ranges Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 06/38] Get rid of hardcoded array size Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 07/38] Use signed types to detect IO errors Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 08/38] Use 'explicit' keyword for constructors with one argument Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 09/38] Rework identical conditions Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 10/38] Improve member variable initialization Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 11/38] Remove useless variable shadowing Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 12/38] Fortify against buffer overflows Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 13/38] Cacheiterators: sanitize increment operators and end() function Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 14/38] Fix memory leaks Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 15/38] Fix incorrect delete operator Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 16/38] Don't access uninitialized data Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 17/38] Fix access after free error Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 18/38] Apt-pipe: ensure mainloop function doesn't return uninitialized or garbage value Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 19/38] Don't use uninitialized value Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 20/38] Get rid of dangling invalid pointer Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 21/38] Fix invalid check of Queue against zero Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 22/38] Fix iterators comparison Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 23/38] Fortify ParseQuoteWord function Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 24/38] Improve ipv6 address handling Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 25/38] Check subsecond modification time for cached files Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 26/38] Fix warning about truncation of value of pkgCache::Header::HeaderSz Aleksei Nikiforov
2019-12-10 22:57   ` Dmitry V. Levin
2019-12-11  7:51     ` Aleksei Nikiforov
2019-12-11 23:41       ` Dmitry V. Levin
2019-12-12  7:38         ` Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 27/38] FileFd: all files are closed automatically Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 28/38] Fix resource leaks in pkgCacheFile class Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 29/38] Fix off by one error in dynamic mmap leading to resource leak Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 30/38] pkgCacheFile: call Close() function in destructor Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 31/38] pkgCacheFile: don't regenerate cache if it was already built Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 32/38] Add support for rpm's dbpath configuration Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 33/38] Import integration tests framework from Debian Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 34/38] Add initial integration tests Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 35/38] Add basic tests to ensure that lua and rpm scripts are called Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 36/38] Add http and https methods tests Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 37/38] Enable integration test suite during package build Aleksei Nikiforov
2019-12-10 15:23 ` [devel] [PATCH for apt 38/38] Add code coverage support Aleksei Nikiforov

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