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authorMateusz Guzik <mjg@FreeBSD.org>2021-09-30 10:50:18 +0000
committerMateusz Guzik <mjg@FreeBSD.org>2021-10-11 09:13:29 +0000
commitcda5e344e2511a8c4119cdfcd3953807ba54bdee (patch)
tree038dad313ae6cd87053c6f6fd396797eff87d1f3 /sys/compat/linprocfs/linprocfs.c
parente6014341647f9a45dab9d09f57d475c50137e6b6 (diff)
linprocfs: find cwd and root handling
The code would incorrectly use curthread instead of the target proc to resolve vnodes. Fixes: 8d03b99b9dafe928 ("fd: move vnodes out of filedesc into a dedicated structure") PR: 258729 Noted by: Damjan Jovanovic <damjan.jov@gmail.com> (cherry picked from commit 69ab52838655912cf89699e0b2d21d244d3b9b27)
Diffstat (limited to 'sys/compat/linprocfs/linprocfs.c')
-rw-r--r--sys/compat/linprocfs/linprocfs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/compat/linprocfs/linprocfs.c b/sys/compat/linprocfs/linprocfs.c
index 79ffc4dfd5aa..d29bcda47ec0 100644
--- a/sys/compat/linprocfs/linprocfs.c
+++ b/sys/compat/linprocfs/linprocfs.c
@@ -1169,7 +1169,7 @@ linprocfs_doproccwd(PFS_FILL_ARGS)
char *fullpath = "unknown";
char *freepath = NULL;
- pwd = pwd_hold(td);
+ pwd = pwd_hold_proc(p);
vn_fullpath(pwd->pwd_cdir, &fullpath, &freepath);
sbuf_printf(sb, "%s", fullpath);
if (freepath)
@@ -1189,7 +1189,7 @@ linprocfs_doprocroot(PFS_FILL_ARGS)
char *fullpath = "unknown";
char *freepath = NULL;
- pwd = pwd_hold(td);
+ pwd = pwd_hold_proc(p);
vp = jailed(p->p_ucred) ? pwd->pwd_jdir : pwd->pwd_rdir;
vn_fullpath(vp, &fullpath, &freepath);
sbuf_printf(sb, "%s", fullpath);