git: 4594eb454891 - main - systat(1): Plug memory leak

From: Hiroki Sato <hrs_at_FreeBSD.org>
Date: Thu, 08 Feb 2024 06:48:14 UTC
The branch main has been updated by hrs:

URL: https://cgit.FreeBSD.org/src/commit/?id=4594eb454891e6247a6ea786f467a0b960ddd835

commit 4594eb454891e6247a6ea786f467a0b960ddd835
Author:     Hiroki Sato <hrs@FreeBSD.org>
AuthorDate: 2024-02-08 06:45:04 +0000
Commit:     Hiroki Sato <hrs@FreeBSD.org>
CommitDate: 2024-02-08 06:45:04 +0000

    systat(1): Plug memory leak
    
    The procstat_getprocs() function call in procgetinfo() allocated
    a buffer but it was not freed properly.
---
 usr.bin/systat/proc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr.bin/systat/proc.c b/usr.bin/systat/proc.c
index b42d5236927f..25ee286be780 100644
--- a/usr.bin/systat/proc.c
+++ b/usr.bin/systat/proc.c
@@ -205,7 +205,7 @@ per_proc_swap_usage(struct kinfo_proc *kipp)
 			} while (vmobj != 0);
 		}
 	}
-	free(freep);
+	procstat_freevmmap(prstat, freep);
 	return (pages);
 }
 
@@ -272,6 +272,7 @@ procgetinfo(void)
 	}
 	if (nproc > 1)
 		qsort(pu, nproc, sizeof(*pu), proc_compar);
+	procstat_freeprocs(prstat, kipp);
 }
 
 void