Re: [cgit PATCH] Close file descriptor on error in readfile()

[Lars Hjemli <hjemli@xxxxxxxxx>]

On Sat, Nov 7, 2009 at 13:23, Rys Sommefeldt <rys@xxxxxxxxxxxxxx> wrote:
> Sorry for the earlier HTML email, I'd misconfigured my mail client so accept
> my apologies for that (and thanks Steven).  Here's the reworked patch:

Thanks. I've applied the following to my stable branch:

diff --git a/shared.c b/shared.c
index d7b2d5a..a27ab30 100644
--- a/shared.c
+++ b/shared.c
@@ -406,12 +406,17 @@ int readfile(const char *path, char **buf, size_t *size)
        fd = open(path, O_RDONLY);
        if (fd == -1)
                return errno;
-       if (fstat(fd, &st))
+       if (fstat(fd, &st)) {
+               close(fd);
                return errno;
-       if (!S_ISREG(st.st_mode))
+       }
+       if (!S_ISREG(st.st_mode)) {
+               close(fd);
                return EISDIR;
+       }
        *buf = xmalloc(st.st_size + 1);
        *size = read_in_full(fd, *buf, st.st_size);
        (*buf)[*size] = '\0';
+       close(fd);
        return (*size == st.st_size ? 0 : errno);
 }

--
larsh
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