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umount: do not (ab)use PATH_MAX as mntent buffer size

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-10-24 03:00:57 +02:00
parent 1c26e05f30
commit 07b1c6ecc0
1 changed files with 1 additions and 4 deletions
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5
util-linux/umount.c
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@ -39,9 +39,6 @@
# define MS_RELATIME (1 << 21) # define MS_RELATIME (1 << 21)
#endif #endif
#include "libbb.h" #include "libbb.h"
#ifndef PATH_MAX
# define PATH_MAX (4*1024)
#endif
#if defined(__dietlibc__) #if defined(__dietlibc__)
@ -73,7 +70,7 @@ int umount_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int umount_main(int argc UNUSED_PARAM, char **argv) int umount_main(int argc UNUSED_PARAM, char **argv)
{ {
int doForce; int doForce;
char *const buf = xmalloc(PATH_MAX * 2 + 128); /* to save stack */ char *const buf = xmalloc(4096); /* reducing stack usage */
struct mntent me; struct mntent me;
FILE *fp; FILE *fp;
char *fstype = NULL; char *fstype = NULL;