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authorDenis Vlasenko2007-11-10 01:31:19 +0000
committerDenis Vlasenko2007-11-10 01:31:19 +0000
commitb4f608d8e05feab4edc8ce2547ca0dcd72f0fb82 (patch)
tree161892f6b486c74483acb8af732dd5792f9cad92 /util-linux/umount.c
parentd031b203c7ea7f5fe7ba8dfb16693bc91b3feaea (diff)
downloadbusybox-b4f608d8e05feab4edc8ce2547ca0dcd72f0fb82.zip
busybox-b4f608d8e05feab4edc8ce2547ca0dcd72f0fb82.tar.gz
readlink: realpath requires PATH_MAX, bb_common_bufsiz1 can be too small
umount: don't actually need char[2 * PATH_MAX] for realpath
Diffstat (limited to 'util-linux/umount.c')
-rw-r--r--util-linux/umount.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/util-linux/umount.c b/util-linux/umount.c
index 17d88b3..7c1b813 100644
--- a/util-linux/umount.c
+++ b/util-linux/umount.c
@@ -25,7 +25,7 @@ int umount_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int umount_main(int argc, char **argv)
{
int doForce;
- char path[2*PATH_MAX];
+ char path[PATH_MAX + 2];
struct mntent me;
FILE *fp;
char *fstype = 0;
@@ -89,7 +89,7 @@ int umount_main(int argc, char **argv)
// Do we already know what to umount this time through the loop?
if (m)
- safe_strncpy(path, m->dir, PATH_MAX);
+ safe_strncpy(path, m->dir, sizeof(path));
// For umount -a, end of mtab means time to exit.
else if (opt & OPT_ALL)
break;