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author | Khem Raj <raj.khem@gmail.com> | 2019-12-26 09:17:59 -0800 |
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committer | Khem Raj <raj.khem@gmail.com> | 2019-12-28 00:11:47 -0800 |
commit | 81a7c640a96c3d8fb94632a973f814506a1d0f75 (patch) | |
tree | 8e118702a0f17ec93ecd1ed1ac8c975389aa910a /meta-networking/recipes-daemons/ippool | |
parent | 7b70af667aef657e3b5665f5b93368be02c6eda7 (diff) | |
download | meta-openembedded-contrib-81a7c640a96c3d8fb94632a973f814506a1d0f75.tar.gz |
ippool: Fix strncpy -Wformat-truncation warning
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Adrian Bunk <bunk@stusta.de>
Diffstat (limited to 'meta-networking/recipes-daemons/ippool')
-rw-r--r-- | meta-networking/recipes-daemons/ippool/ippool/strncpy-truncation.patch | 39 | ||||
-rw-r--r-- | meta-networking/recipes-daemons/ippool/ippool_1.3.bb | 1 |
2 files changed, 40 insertions, 0 deletions
diff --git a/meta-networking/recipes-daemons/ippool/ippool/strncpy-truncation.patch b/meta-networking/recipes-daemons/ippool/ippool/strncpy-truncation.patch new file mode 100644 index 0000000000..01e1da8703 --- /dev/null +++ b/meta-networking/recipes-daemons/ippool/ippool/strncpy-truncation.patch @@ -0,0 +1,39 @@ +Replace strncpy with memcpy + +since the length of data to +be copied has already been determined with strlen(). Replace strncpy() +with memcpy() to address the warning and optimize the code a little. + +| ippool_config.c:112:2: note: 'snprintf' output between 8 and 55 bytes into a destination of size 48 +| 112 | snprintf(prompt, sizeof(prompt), "ippool-%s", server_name); +| | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Upstream-Status: Pending +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- a/cli/cli_readline.c ++++ b/cli/cli_readline.c +@@ -257,10 +257,15 @@ static void cli_rl_display_wrapped_text( + int pos; + int in_ws; + int i; ++ int bufsize = sizeof(text_buf)/sizeof(text_buf[0]); + + if (left_margin == 0) { + left_margin = 3; + } ++ if (left_margin > bufsize) { ++ left_margin = bufsize; ++ } ++ + if (right_margin == 0) { + right_margin = 78;; + } +@@ -271,7 +276,7 @@ static void cli_rl_display_wrapped_text( + /* First copy the text heading to the buffer and add a "-", accounting for + * the specified left margin. + */ +- strncpy(&text_buf[0], text1, left_margin - 3); ++ memcpy(&text_buf[0], text1, left_margin - 3); + for (pos = strlen(text1); pos < left_margin - 3; pos++) { + text_buf[pos] = ' '; + } diff --git a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb index 6fa46904b3..3554e688ab 100644 --- a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb +++ b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb @@ -26,6 +26,7 @@ SRC_URI = "https://sourceforge.net/projects/openl2tp/files/${BPN}/${PV}/${BPN}-$ file://0003-cli-Mark-return-of-strtol-as-long-int.patch \ file://0002-link-with-libtirpc.patch \ file://0003-musl-fixes.patch \ + file://strncpy-truncation.patch \ " LIC_FILES_CHKSUM = "file://LICENSE;md5=4c59283b82fc2b166455e0fc23c71c6f" |