blackbeard420/notcurses
1
0
Fork 0
mirror of https://github.com/dankamongmen/notcurses synced 2025-03-09 09:09:03 -04:00
Code Issues Projects Releases Wiki Activity

tabbed: eliminate double-free on error path

Browse Source
This commit is contained in:
nick black 2024-03-25 00:46:47 -04:00
parent 34b6cc12ec
commit adc7313a4d
No known key found for this signature in database
GPG Key ID: 5F43400C21CBFACC
1 changed files with 4 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/lib/tabbed.c
View File

@ -164,20 +164,18 @@ nctabbed* nctabbed_create(ncplane* n, const nctabbed_options* topts){
nt->leftmost = nt->selected = NULL;
nt->tabcount = 0;
nt->sepcols = 0;
memcpy(&nt->opts, topts, sizeof(*topts));
nt->opts.separator = NULL;
nt->opts.selchan = topts->selchan;
nt->opts.hdrchan = topts->hdrchan;
nt->opts.sepchan = topts->sepchan;
nt->opts.flags = topts->flags;
if(topts->separator){
if((nt->opts.separator = strdup(topts->separator)) == NULL){
logerror("Couldn't allocate nctabbed separator");
if((nt->sepcols = ncstrwidth(topts->separator, NULL, NULL)) < 0){
logerror("Separator string contains illegal characters");
goto err;
}
if((nt->sepcols = ncstrwidth(nt->opts.separator, NULL, NULL)) < 0){
logerror("Separator string contains illegal characters");
free(nt->opts.separator);
if((nt->opts.separator = strdup(topts->separator)) == NULL){
logerror("Couldn't allocate nctabbed separator");
goto err;
}
}