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Check for RLIMIT_NOFILE before trying to use it.

This commit is contained in:
Darren Tucker 2021-08-02 18:56:29 +10:00
parent 0f494236b4
commit 1e11fb2406
1 changed files with 2 additions and 2 deletions
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4
sftp-server.c
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@ -1491,13 +1491,13 @@ process_extended_limits(u_int32_t id)
struct sshbuf *msg;
int r;
uint64_t nfiles = 0;
#ifdef HAVE_GETRLIMIT
#if defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE)
struct rlimit rlim;
#endif
debug("request %u: limits", id);
#ifdef HAVE_GETRLIMIT
#if defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE)
if (getrlimit(RLIMIT_NOFILE, &rlim) != -1 && rlim.rlim_cur > 5)
nfiles = rlim.rlim_cur - 5; /* stdio(3) + syslog + spare */
#endif