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| author | markj <markj@FreeBSD.org> | 2013-10-29 03:52:05 +0000 |
|---|---|---|
| committer | markj <markj@FreeBSD.org> | 2013-10-29 03:52:05 +0000 |
| commit | 756d4686b39ff2a93f1aab3ac223d5257ce6d7cc (patch) | |
| tree | d01ab7e813c719636266b3a63ada547b3a7bbfe7 | |
| parent | 25971e06a21407c5ac4533772dc089fdb85b283b (diff) | |
| download | FreeBSD-src-756d4686b39ff2a93f1aab3ac223d5257ce6d7cc.zip FreeBSD-src-756d4686b39ff2a93f1aab3ac223d5257ce6d7cc.tar.gz | |
Fix an off-by-one error when checking whether a given address is within
the extent of a symbol.
Submitted by: Prashanth Kumar <pra_udupi@yahoo.co.in>
Reviewed by: rpaulo
MFC after: 1 week
| -rw-r--r-- | lib/libproc/proc_sym.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/libproc/proc_sym.c b/lib/libproc/proc_sym.c index 4f3d83b..87ac471 100644 --- a/lib/libproc/proc_sym.c +++ b/lib/libproc/proc_sym.c @@ -285,7 +285,7 @@ proc_addr2sym(struct proc_handle *p, uintptr_t addr, char *name, * by rtld. */ rsym = map->pr_vaddr + sym.st_value; - if (addr >= rsym && addr <= (rsym + sym.st_size)) { + if (addr >= rsym && addr < rsym + sym.st_size) { s = elf_strptr(e, dynsymstridx, sym.st_name); if (s) { if (s[0] == '_' && s[1] == 'Z' && s[2]) @@ -325,7 +325,7 @@ symtab: rsym = map->pr_vaddr + sym.st_value; else rsym = sym.st_value; - if (addr >= rsym && addr <= (rsym + sym.st_size)) { + if (addr >= rsym && addr < rsym + sym.st_size) { s = elf_strptr(e, symtabstridx, sym.st_name); if (s) { if (s[0] == '_' && s[1] == 'Z' && s[2]) |
