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-rw-r--r--sysdeps/unix/nice.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/sysdeps/unix/nice.c b/sysdeps/unix/nice.c
index 700305c0e9..1dd57fa5c0 100644
--- a/sysdeps/unix/nice.c
+++ b/sysdeps/unix/nice.c
@@ -41,7 +41,12 @@ nice (int incr)
__set_errno (save);
}
- result = setpriority (PRIO_PROCESS, 0, prio + incr);
+ prio += incr;
+ if (prio < PRIO_MIN)
+ prio = PRIO_MIN;
+ else if (prio >= PRIO_MAX)
+ prio = PRIO_MAX - 1;
+ result = setpriority (PRIO_PROCESS, 0, prio);
if (result != -1)
return getpriority (PRIO_PROCESS, 0);
else