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fixup warnings related to constness of filename

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This commit is contained in:
Klas Lindfors 2015-03-30 15:19:19 +02:00
parent 076a8d2f3f
commit 9c913fd97e
1 changed files with 9 additions and 9 deletions
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18
util.c
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@ -293,8 +293,8 @@ get_user_challenge_file(YK_KEY *yk, const char *chalresp_path, const char *usern
* the option chalresp_path can be used to point to a system-wide directory.
*/
char *filename; /* not including directory */
int filename_malloced = 0;
const char *filename = NULL; /* not including directory */
char *ptr = NULL;
unsigned int serial = 0;
int ret;
@ -303,18 +303,18 @@ get_user_challenge_file(YK_KEY *yk, const char *chalresp_path, const char *usern
if (! chalresp_path)
filename = "challenge";
else
filename = (char *) username;
filename = username;
} else {
/* We have serial number */
int len;
/* 0xffffffff == 4294967295 == 10 digits */
len = strlen(chalresp_path == NULL ? "challenge" : username) + 1 + 10 + 1;
if ((filename = malloc(len)) != NULL) {
int res = snprintf(filename, len, "%s-%u", chalresp_path == NULL ? "challenge" : username, serial);
filename_malloced = 1;
if ((ptr = malloc(len)) != NULL) {
int res = snprintf(ptr, len, "%s-%u", chalresp_path == NULL ? "challenge" : username, serial);
filename = ptr;
if (res < 0 || res > len) {
/* Not enough space, strangely enough. */
free(filename);
free(ptr);
filename = NULL;
}
}
@ -324,8 +324,8 @@ get_user_challenge_file(YK_KEY *yk, const char *chalresp_path, const char *usern
return 0;
ret = get_user_cfgfile_path (chalresp_path, filename, username, fn);
if(filename_malloced == 1) {
free(filename);
if(ptr) {
free(ptr);
}
return ret;
}