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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2018-01-14 19:40:00 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-01-14 19:40:00 +0100 |
| commit | c4144ca3a51cf5bfe7dfa5a796ae53e9ae33126c (patch) | |
| tree | efa32d529cad7224312aeb08f88a2194b86f5ac3 /util-linux/renice.c | |
| parent | 996797855170685eccf0c3d9e56f819e94045938 (diff) | |
| download | busybox-c4144ca3a51cf5bfe7dfa5a796ae53e9ae33126c.tar.gz | |
renice: add comment about getpwnam/NOFORK interaction
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/renice.c')
| -rw-r--r-- | util-linux/renice.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/util-linux/renice.c b/util-linux/renice.c index 65a80001b..46704591f 100644 --- a/util-linux/renice.c +++ b/util-linux/renice.c @@ -6,7 +6,6 @@ * * Licensed under GPLv2 or later, see file LICENSE in this source tree. */ - /* Notes: * Setting an absolute priority was obsoleted in SUSv2 and removed * in SUSv3. However, the common linux version of renice does @@ -95,6 +94,7 @@ int renice_main(int argc UNUSED_PARAM, char **argv) /* Process an ID arg. */ if (which == PRIO_USER) { struct passwd *p; + /* NB: use of getpwnam makes it risky to be NOFORK, switch to getpwnam_r? */ p = getpwnam(arg); if (!p) { bb_error_msg("unknown user %s", arg); |