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author | Elliott Hughes <enh@google.com> | 2016-05-10 15:03:41 -0700 |
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committer | Elliott Hughes <enh@google.com> | 2016-05-10 15:03:41 -0700 |
commit | 498e61d5a4361d4a225947386ac8150292dcc466 (patch) | |
tree | 6ca6b5bca6089b2d993c16f482ae85f3ab65d8f5 | |
parent | d9417c06308cf9dd34941ca338ac31a9df54b42a (diff) | |
parent | 4e756d7f9fd1b32b545ce8c43120dc733653b52f (diff) | |
download | android_external_toybox-498e61d5a4361d4a225947386ac8150292dcc466.tar.gz android_external_toybox-498e61d5a4361d4a225947386ac8150292dcc466.tar.bz2 android_external_toybox-498e61d5a4361d4a225947386ac8150292dcc466.zip |
Merge remote-tracking branch 'toybox/master' into HEAD
-rw-r--r-- | main.c | 7 |
1 files changed, 5 insertions, 2 deletions
@@ -137,8 +137,11 @@ void toy_exec(char *argv[]) if (!(which = toy_find(*argv))) return; // Return if stack depth getting noticeable (proxy for leaked heap, etc). - if (toys.stacktop && labs((char *)toys.stacktop-(char *)&which)>6000) - return; + + // 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; // Return if we need to re-exec to acquire root via suid bit. if (toys.which && (which->flags&TOYFLAG_ROOTONLY) && toys.wasroot) return; |