Re: [PATCH] Correctly close config file handle in case of error
From: Eric Sunshine <hidden>
Date: 2016-06-15 23:06:11
On Fri, Aug 14, 2015 at 4:03 PM, Sven Strickroth [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Without this patch there might be open file handle leaks. Signed-off-by: Sven Strickroth <redacted> Signed-off-by: Sup Yut Sum <redacted> ---diff --git a/config.c b/config.c index 9fd275f..8138d5d 100644 --- a/config.c +++ b/config.c@@ -2065,6 +2065,7 @@ int git_config_set_multivar_in_file(const char*config_filename, goto out_free; } close(in_fd); + in_fd = -1;
You also need to initialize 'in_fd' to -1 at its point of declaration since there are goto's to 'out_free' which occur before the `in_fd = open(...)'.
quoted hunk ↗ jump to hunk
if (chmod(lock->filename.buf, st.st_mode & 07777) < 0) { error("chmod on %s failed: %s",@@ -2148,6 +2149,8 @@ out_free: free(filename_buf); if (contents) munmap(contents, contents_sz); + if (in_fd >= 0) + close(in_fd); return ret; write_err_out: --