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| author | Clint Adams <clint@users.sourceforge.net> | 2008-09-05 00:24:27 +0000 |
|---|---|---|
| committer | Clint Adams <clint@users.sourceforge.net> | 2008-09-05 00:24:27 +0000 |
| commit | 13f60efbd7d8572e2850dae9c0adbcc137be3e92 (patch) | |
| tree | 9205371c61e0afc12aeda999aa4f88c513a68d84 /Src/Modules/curses.c | |
| parent | 29680850a0f13c759e0530f836e3099ebfeab18c (diff) | |
| download | zsh-13f60efbd7d8572e2850dae9c0adbcc137be3e92.tar.gz zsh-13f60efbd7d8572e2850dae9c0adbcc137be3e92.tar.xz zsh-13f60efbd7d8572e2850dae9c0adbcc137be3e92.zip | |
25611, 25613: protect against two possible NULL dereferences.
Diffstat (limited to 'Src/Modules/curses.c')
| -rw-r--r-- | Src/Modules/curses.c | 40 |
1 files changed, 22 insertions, 18 deletions
diff --git a/Src/Modules/curses.c b/Src/Modules/curses.c index df8a9cdc6..fe03cd268 100644 --- a/Src/Modules/curses.c +++ b/Src/Modules/curses.c @@ -874,16 +874,17 @@ zccmd_attr(const char *nam, char **args) if ((zca = zcurses_attrget(w->win, ptr)) == NULL) { zwarnnam(nam, "attribute `%s' not known", ptr); ret = 1; - } - switch(onoff) { - case ZCURSES_ATTRON: - if (wattron(w->win, zca->number) == ERR) - ret = 1; - break; - case ZCURSES_ATTROFF: - if (wattroff(w->win, zca->number) == ERR) - ret = 1; - break; + } else { + switch(onoff) { + case ZCURSES_ATTRON: + if (wattron(w->win, zca->number) == ERR) + ret = 1; + break; + case ZCURSES_ATTROFF: + if (wattroff(w->win, zca->number) == ERR) + ret = 1; + break; + } } } } @@ -948,14 +949,17 @@ zccmd_bg(const char *nam, char **args) if ((zca = zcurses_attrget(w->win, ptr)) == NULL) { zwarnnam(nam, "attribute `%s' not known", ptr); ret = 1; - } - switch(onoff) { - case ZCURSES_ATTRON: - ch |= zca->number; - break; - case ZCURSES_ATTROFF: - ch &= ~zca->number; - break; + } else { + switch(onoff) { + case ZCURSES_ATTRON: + if (wattron(w->win, zca->number) == ERR) + ret = 1; + break; + case ZCURSES_ATTROFF: + if (wattroff(w->win, zca->number) == ERR) + ret = 1; + break; + } } } } |