systemd/0407-bootchart-check-return-of-strftime.patch
Zbigniew Jędrzejewski-Szmek 62fe9450da Update to latest git
2014-10-07 15:51:56 -04:00

61 lines
2.3 KiB
Diff

From e931d3f4241231e4102eda06adaf7cbfd68c6a5d Mon Sep 17 00:00:00 2001
From: Thomas Hindoe Paaboel Andersen <phomes@gmail.com>
Date: Sat, 27 Sep 2014 22:25:07 +0200
Subject: [PATCH] bootchart: check return of strftime
Found by coverity. Fixes: CID#996314 and #996312
---
src/bootchart/bootchart.c | 8 ++++++--
src/bootchart/svg.c | 5 +++--
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/src/bootchart/bootchart.c b/src/bootchart/bootchart.c
index 8ef5ad18a6..366a5ab5d0 100644
--- a/src/bootchart/bootchart.c
+++ b/src/bootchart/bootchart.c
@@ -389,7 +389,9 @@ int main(int argc, char *argv[]) {
if (!of && (access(arg_output_path, R_OK|W_OK|X_OK) == 0)) {
t = time(NULL);
- strftime(datestr, sizeof(datestr), "%Y%m%d-%H%M", localtime(&t));
+ r = strftime(datestr, sizeof(datestr), "%Y%m%d-%H%M", localtime(&t));
+ assert_se(r > 0);
+
snprintf(output_file, PATH_MAX, "%s/bootchart-%s.svg", arg_output_path, datestr);
of = fopen(output_file, "we");
}
@@ -457,7 +459,9 @@ int main(int argc, char *argv[]) {
if (!of) {
t = time(NULL);
- strftime(datestr, sizeof(datestr), "%Y%m%d-%H%M", localtime(&t));
+ r = strftime(datestr, sizeof(datestr), "%Y%m%d-%H%M", localtime(&t));
+ assert_se(r > 0);
+
snprintf(output_file, PATH_MAX, "%s/bootchart-%s.svg", arg_output_path, datestr);
of = fopen(output_file, "we");
}
diff --git a/src/bootchart/svg.c b/src/bootchart/svg.c
index 135883fb83..faf377e506 100644
--- a/src/bootchart/svg.c
+++ b/src/bootchart/svg.c
@@ -162,7 +162,7 @@ static void svg_title(const char *build) {
char *c;
FILE *f;
time_t t;
- int fd;
+ int fd, r;
struct utsname uts;
/* grab /proc/cmdline */
@@ -196,7 +196,8 @@ static void svg_title(const char *build) {
/* date */
t = time(NULL);
- strftime(date, sizeof(date), "%a, %d %b %Y %H:%M:%S %z", localtime(&t));
+ r = strftime(date, sizeof(date), "%a, %d %b %Y %H:%M:%S %z", localtime(&t));
+ assert_se(r > 0);
/* CPU type */
fd = openat(procfd, "cpuinfo", O_RDONLY);