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-rw-r--r--sys/kern/kern_exec.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c
index 1b32699..af4edae 100644
--- a/sys/kern/kern_exec.c
+++ b/sys/kern/kern_exec.c
@@ -368,6 +368,10 @@ interpret:
vrele(vtmp);
}
}
+ /* Make sure file descriptors 0..2 are in use. */
+ error = fdcheckstd(td);
+ if (error != 0)
+ goto exec_fail_dealloc;
/*
* Set the new credentials.
*/
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