diff options
Diffstat (limited to 'meta-openembedded/meta-networking/recipes-support/lowpan-tools/lowpan-tools/0001-Fix-potential-string-truncation-in-strncpy.patch')
| -rw-r--r-- | meta-openembedded/meta-networking/recipes-support/lowpan-tools/lowpan-tools/0001-Fix-potential-string-truncation-in-strncpy.patch | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/meta-openembedded/meta-networking/recipes-support/lowpan-tools/lowpan-tools/0001-Fix-potential-string-truncation-in-strncpy.patch b/meta-openembedded/meta-networking/recipes-support/lowpan-tools/lowpan-tools/0001-Fix-potential-string-truncation-in-strncpy.patch new file mode 100644 index 000000000..e621d8f2a --- /dev/null +++ b/meta-openembedded/meta-networking/recipes-support/lowpan-tools/lowpan-tools/0001-Fix-potential-string-truncation-in-strncpy.patch @@ -0,0 +1,139 @@ +From 58b6d9a2efe101e5b80fd708e6f84c7ca779ce93 Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Thu, 31 May 2018 20:27:43 -0700 +Subject: [PATCH] Fix potential string truncation in strncpy() + +GCC 8 complains about the string truncation during copy + +error: 'strncpy' specified bound 16 equals destination size + +Upstream-Status: Inappropriate [depricated component] + +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + tests/listen-packet.c | 3 ++- + tests/listen.c | 3 ++- + tests/test2.c | 4 ++-- + tests/test3.c | 3 ++- + tests/test4.c | 3 ++- + tests/test5.c | 3 ++- + tests/test6.c | 3 ++- + tests/test7.c | 3 ++- + 8 files changed, 16 insertions(+), 9 deletions(-) + +diff --git a/tests/listen-packet.c b/tests/listen-packet.c +index e40af81..eae0c71 100644 +--- a/tests/listen-packet.c ++++ b/tests/listen-packet.c +@@ -50,7 +50,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, iface, IF_NAMESIZE); ++ strncpy(req.ifr_name, iface, IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFINDEX, &req); + if (ret < 0) + perror("ioctl: SIOCGIFINDEX"); +diff --git a/tests/listen.c b/tests/listen.c +index 75c320b..5ce1ed9 100644 +--- a/tests/listen.c ++++ b/tests/listen.c +@@ -47,7 +47,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, iface, IFNAMSIZ); ++ strncpy(req.ifr_name, iface, IFNAMSIZ - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFHWADDR, &req); + if (ret < 0) + perror("ioctl: SIOCGIFHWADDR"); +diff --git a/tests/test2.c b/tests/test2.c +index 58eb74b..5d02838 100644 +--- a/tests/test2.c ++++ b/tests/test2.c +@@ -45,8 +45,8 @@ int main(int argc, char **argv) { + perror("socket"); + return 1; + } +- +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFHWADDR, &req); + if (ret < 0) + perror("ioctl: SIOCGIFHWADDR"); +diff --git a/tests/test3.c b/tests/test3.c +index fb36627..2f50a5a 100644 +--- a/tests/test3.c ++++ b/tests/test3.c +@@ -46,7 +46,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFHWADDR, &req); + if (ret < 0) + perror("ioctl: SIOCGIFHWADDR"); +diff --git a/tests/test4.c b/tests/test4.c +index 33c274c..8737149 100644 +--- a/tests/test4.c ++++ b/tests/test4.c +@@ -46,7 +46,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFHWADDR, &req); + if (ret < 0) + perror("ioctl: SIOCGIFHWADDR"); +diff --git a/tests/test5.c b/tests/test5.c +index 4439dfa..28db562 100644 +--- a/tests/test5.c ++++ b/tests/test5.c +@@ -45,7 +45,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFADDR, &req); + if (ret < 0) { + perror("ioctl: SIOCGIFADDR"); +diff --git a/tests/test6.c b/tests/test6.c +index e375bfb..ce7de59 100644 +--- a/tests/test6.c ++++ b/tests/test6.c +@@ -45,7 +45,8 @@ int main(int argc, char **argv) { + return 1; + } + +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFADDR, &req); + if (ret < 0) { + perror("ioctl: SIOCGIFADDR"); +diff --git a/tests/test7.c b/tests/test7.c +index e9a5a55..37da22d 100644 +--- a/tests/test7.c ++++ b/tests/test7.c +@@ -58,7 +58,8 @@ int main(int argc, char **argv) { + if (ret) + perror("setsockopt"); + +- strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE); ++ strncpy(req.ifr_name, argv[1] ?: "wpan0", IF_NAMESIZE - 1); ++ req.ifr_name[IF_NAMESIZE - 1] = '\0'; + ret = ioctl(sd, SIOCGIFHWADDR, &req); + if (ret < 0) + perror("ioctl: SIOCGIFHWADDR"); +-- +2.17.1 + |
