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authorRob Landley <rob@landley.net>2018-09-16 14:17:09 -0500
committerRob Landley <rob@landley.net>2018-09-16 14:17:09 -0500
commit19f7ad4949e12fa667b448b01a5b703ac6d926de (patch)
treef07e6d6afd6f95db12afc170198ffbd73cdf1e38
parentca595ca6cd08ddfef5023e40245b616e78e1faa1 (diff)
downloadtoybox-19f7ad4949e12fa667b448b01a5b703ac6d926de.tar.gz
It should never matter on Linux (where the top half of virtual address space
is reserved for the kernel), but technically a pointer is unsigned long.
-rw-r--r--main.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/main.c b/main.c
index c22ff6e5..2d6cc2f8 100644
--- a/main.c
+++ b/main.c
@@ -156,8 +156,8 @@ void toy_exec_which(struct toy_list *which, char *argv[])
// Compiler writers have decided subtracting char * is undefined behavior,
// so convert to integers. (LP64 says sizeof(long)==sizeof(pointer).)
- if (!CFG_TOYBOX_NORECURSE)
- if (toys.stacktop && labs((long)toys.stacktop-(long)&which)>6000) return;
+ if (!CFG_TOYBOX_NORECURSE && toys.stacktop)
+ if (labs((unsigned long)toys.stacktop-(unsigned long)&which)>6000) return;
// Return if we need to re-exec to acquire root via suid bit.
if (toys.which && (which->flags&TOYFLAG_ROOTONLY) && toys.wasroot) return;