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authorDenys Vlasenko <vda.linux@googlemail.com>2014-02-24 16:28:43 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2014-02-24 16:28:43 (GMT)
commit6554d03735e394c613ebacfe6b8d7b239e164310 (patch)
treee9cbf34063d2350aa1da8aeec4d9c53b13216ab7
parenta2796223cb1ffce77fdf75754b6052be32425692 (diff)
downloadbusybox-6554d03735e394c613ebacfe6b8d7b239e164310.tar.gz
busybox-6554d03735e394c613ebacfe6b8d7b239e164310.tar.bz2
sysctl: do not error out showing write-only data. Closes 6386
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--procps/sysctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/procps/sysctl.c b/procps/sysctl.c
index c6a1de2..f0883f0 100644
--- a/procps/sysctl.c
+++ b/procps/sysctl.c
@@ -129,6 +129,9 @@ static int sysctl_act_on_setting(char *setting)
if (fd < 0) {
switch (errno) {
+ case EACCES:
+ /* Happens for write-only settings, e.g. net.ipv6.route.flush */
+ goto end;
case ENOENT:
if (option_mask32 & FLAG_SHOW_KEY_ERRORS)
bb_error_msg("error: '%s' is an unknown key", outname);