From: Arun Sharma <arun.sharma@intel.com>
To: linux-ia64@vger.kernel.org
Subject: [Linux-ia64] ia32 emulation layer bug fix
Date: Thu, 12 Dec 2002 17:13:55 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590709805553@msgid-missing> (raw)
sys32_mprotect code isn't dropping ia32_mmap_sem before returning. This
affects both 2.4 and 2.5.
--- linux/arch/ia64/ia32/sys_ia32.c- Wed Dec 11 20:30:25 2002
+++ linux/arch/ia64/ia32/sys_ia32.c Wed Dec 11 20:30:31 2002
@@ -623,7 +623,8 @@
/* end address is 4KB aligned but not page aligned. */
retval = mprotect_subpage(PAGE_START(end), prot);
if (retval < 0)
- return retval;
+ goto out;
+
end = PAGE_START(end);
}
retval = sys_mprotect(start, end - start, prot);
-Arun
reply other threads:[~2002-12-12 17:13 UTC|newest]
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