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authorDavidlohr Bueso <dave@gnu.org>2011-07-25 17:12:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-25 20:57:13 -0700
commit2a6d0ac182688d4d23357ece744978706c044aad (patch)
tree6a8daa134fe8af112b0d234b4ca417a16e59d5e5 /arch/um/os-Linux/mem.c
parent9a8beb93067764344523386e0e5388d3fd78add7 (diff)
uml: free resources
When creating the temp file there's a memory and file descriptor leak upon error. Signed-off-by: Davidlohr Bueso <dave@gnu.org> Signed-off-by: Richard Weinberger <richard@nod.at> Reviewed-by: Vitaliy Ivanov <vitalivanov@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/os-Linux/mem.c')
-rw-r--r--arch/um/os-Linux/mem.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c
index e696144d2be3..62878cf1d33f 100644
--- a/arch/um/os-Linux/mem.c
+++ b/arch/um/os-Linux/mem.c
@@ -176,7 +176,7 @@ static int __init make_tempfile(const char *template, char **out_tempname,
find_tempdir();
if ((tempdir == NULL) || (strlen(tempdir) >= MAXPATHLEN))
- return -1;
+ goto out;
if (template[0] != '/')
strcpy(tempname, tempdir);
@@ -191,13 +191,15 @@ static int __init make_tempfile(const char *template, char **out_tempname,
}
if (do_unlink && (unlink(tempname) < 0)) {
perror("unlink");
- goto out;
+ goto close;
}
if (out_tempname) {
*out_tempname = tempname;
} else
free(tempname);
return fd;
+close:
+ close(fd);
out:
free(tempname);
return -1;