diff options
| author | mlelstv <mlelstv@NetBSD.org> | 2019-12-31 09:10:15 +0000 |
|---|---|---|
| committer | mlelstv <mlelstv@NetBSD.org> | 2019-12-31 09:10:15 +0000 |
| commit | 1fd42d68a71292bdaac2aecbcbcb04b5dbf84865 (patch) | |
| tree | 247c6f49cf1fedb156338d8756adc4ebbf9f40d3 /sys/dev | |
| parent | dceae99c7ca9ff1932d53dca8613a3e6f6281979 (diff) | |
Free buffers only when allocated.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/acpi/acpi_util.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/dev/acpi/acpi_util.c b/sys/dev/acpi/acpi_util.c index ff881c613fa..bd7e33c6382 100644 --- a/sys/dev/acpi/acpi_util.c +++ b/sys/dev/acpi/acpi_util.c @@ -1,4 +1,4 @@ -/* $NetBSD: acpi_util.c,v 1.17 2019/12/29 13:45:11 jmcneill Exp $ */ +/* $NetBSD: acpi_util.c,v 1.18 2019/12/31 09:10:15 mlelstv Exp $ */ /*- * Copyright (c) 2003, 2007 The NetBSD Foundation, Inc. @@ -65,7 +65,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: acpi_util.c,v 1.17 2019/12/29 13:45:11 jmcneill Exp $"); +__KERNEL_RCSID(0, "$NetBSD: acpi_util.c,v 1.18 2019/12/31 09:10:15 mlelstv Exp $"); #include <sys/param.h> #include <sys/kmem.h> @@ -694,7 +694,8 @@ acpi_dsd_integer(ACPI_HANDLE handle, const char *prop, ACPI_INTEGER *val) if (ACPI_SUCCESS(rv)) *val = propval->Integer.Value; - ACPI_FREE(buf.Pointer); + if (buf.Pointer != NULL) + ACPI_FREE(buf.Pointer); return rv; } @@ -712,6 +713,7 @@ acpi_dsd_string(ACPI_HANDLE handle, const char *prop, char **val) if (ACPI_SUCCESS(rv)) *val = kmem_strdup(propval->String.Pointer, KM_SLEEP); - ACPI_FREE(buf.Pointer); + if (buf.Pointer != NULL) + ACPI_FREE(buf.Pointer); return rv; } |
