From: H. Peter Anvin <hpa@zytor.com>
Date: Fri, 20 Nov 2009 01:17:36 +0000 (-0800)
Subject: open: close the file descriptor if the file fails to open
X-Git-Tag: syslinux-3.84-pre4~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d16e510b31b54969d384b70f2ec83a24dae0b448;p=platform%2Fupstream%2Fsyslinux.git

open: close the file descriptor if the file fails to open

Close the file descriptor (freeing the file structure) when opening a
file fails.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---

diff --git a/com32/lib/sys/open.c b/com32/lib/sys/open.c
index aabbec2..aac5e6f 100644
--- a/com32/lib/sys/open.c
+++ b/com32/lib/sys/open.c
@@ -72,13 +72,14 @@ int open(const char *pathname, int flags, ...)
     __com32.cs_intcall(0x22, &regs, &regs);
 
     if ((regs.eflags.l & EFLAGS_CF) || regs.esi.w[0] == 0) {
+	close(fd);
 	errno = ENOENT;
 	return -1;
     }
 
     {
 	uint16_t blklg2;
-asm("bsrw %1,%0": "=r"(blklg2):"rm"(regs.ecx.w[0]));
+	asm("bsrw %1,%0" :  "=r" (blklg2) : "rm" (regs.ecx.w[0]));
 	fp->i.blocklg2 = blklg2;
     }
     fp->i.length = regs.eax.l;