ed7d118dd
Denys Vlasenko
2017-08-06
Subject
adjtimex: make it NOFORK
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NOFORK_NOEXEC.lst+1 -1
| @@ -39,7 +39,7 @@ acpid - daemon | |
| add-shell | |
| addgroup | |
| adduser | |
| - | adjtimex |
| + | adjtimex - NOFORK |
| ar - runner | |
| arch - NOFORK | |
| arp - complex, rare | |
miscutils/adjtimex.c+6 -1
| @@ -18,7 +18,7 @@ | |
| //config: Adjtimex reads and optionally sets adjustment parameters for | |
| //config: the Linux clock adjustment algorithm. | |
| - | //applet:IF_ADJTIMEX(APPLET(adjtimex, BB_DIR_SBIN, BB_SUID_DROP)) |
| + | //applet:IF_ADJTIMEX(APPLET_NOFORK(adjtimex, adjtimex, BB_DIR_SBIN, BB_SUID_DROP, adjtimex)) |
| //kbuild:lib-$(CONFIG_ADJTIMEX) += adjtimex.o | |
| @@ -116,6 +116,11 @@ int adjtimex_main(int argc UNUSED_PARAM, char **argv) | |
| txc.modes |= ADJ_TICK; | |
| } | |
| + | /* It's NOFORK applet because the code is very simple: |
| + | * just some printf. No opens, no allocs. |
| + | * If you need to make it more complex, feel free to downgrade to NOEXEC |
| + | */ |
| + | |
| ret = adjtimex(&txc); | |
| if (ret < 0) | |
| bb_perror_nomsg_and_die(); | |