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Add auditing of arguments to the close() and fstat() system calls. Much more

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argument auditing yet to come, for remaining system calls in this file.

Obtained from: TrustedBSD Project
Approved by: rwatson (mentor)
This commit is contained in:
Wayne Salamon 2006-02-05 23:57:32 +00:00
parent 570d840b52
commit a750d0b2a2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=155362
1 changed files with 10 additions and 0 deletions
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10
sys/kern/kern_descrip.c
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@ -69,6 +69,8 @@ __FBSDID("$FreeBSD$");
#include <sys/unistd.h>
#include <sys/vnode.h>
#include <security/audit/audit.h>
#include <vm/uma.h>
#include <ddb/ddb.h>
@ -980,6 +982,9 @@ close(td, uap)
error = 0;
holdleaders = 0;
fdp = td->td_proc->p_fd;
AUDIT_SYSCLOSE(td, fd);
FILEDESC_LOCK(fdp);
if ((unsigned)fd >= fdp->fd_nfiles ||
(fp = fdp->fd_ofiles[fd]) == NULL) {
@ -1085,8 +1090,13 @@ kern_fstat(struct thread *td, int fd, struct stat *sbp)
struct file *fp;
int error;
AUDIT_ARG(fd, fd);
if ((error = fget(td, fd, &fp)) != 0)
return (error);
AUDIT_ARG(file, td->td_proc, fp);
error = fo_stat(fp, sbp, td->td_ucred, td);
fdrop(fp, td);
return (error);