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git_config_rename_section_in_file(): avoid resource leak

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In case of errors, we really want the file descriptor to be closed.

Discovered by a Coverity scan.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Johannes Schindelin 2017-05-04 15:55:41 +02:00 committed by Junio C Hamano
parent 5748693b91
commit 4db7dbdb4a
1 changed files with 4 additions and 1 deletions
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5
config.c
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@ -2621,7 +2621,7 @@ int git_config_rename_section_in_file(const char *config_filename,
struct lock_file *lock;
int out_fd;
char buf[1024];
FILE *config_file;
FILE *config_file = NULL;
struct stat st;
if (new_name && !section_name_is_ok(new_name)) {
@ -2703,11 +2703,14 @@ int git_config_rename_section_in_file(const char *config_filename,
}
}
fclose(config_file);
config_file = NULL;
commit_and_out:
if (commit_lock_file(lock) < 0)
ret = error_errno("could not write config file %s",
config_filename);
out:
if (config_file)
fclose(config_file);
rollback_lock_file(lock);
out_no_rollback:
free(filename_buf);