diff options
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/hush.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/shell/hush.c b/shell/hush.c index 2e65f0b..9134251 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -1298,7 +1298,7 @@ static int globhack(const char *src, int flags, glob_t *pglob) int cnt, pathc; const char *s; char *dest; - for (cnt=1, s=src; *s; s++) { + for (cnt=1, s=src; s && *s; s++) { if (*s == '\\') s++; cnt++; } @@ -1315,7 +1315,7 @@ static int globhack(const char *src, int flags, glob_t *pglob) if (pglob->gl_pathv == NULL) return GLOB_NOSPACE; pglob->gl_pathv[pathc-1]=dest; pglob->gl_pathv[pathc]=NULL; - for (s=src; *s; s++, dest++) { + for (s=src; s && *s; s++, dest++) { if (*s == '\\') s++; *dest = *s; } @@ -1482,6 +1482,8 @@ int reserved_word(o_string *dest, struct p_context *ctx) { "done", RES_DONE, FLAG_END } }; struct reserved_combo *r; + if (dest->data == NULL) + return 0; for (r=reserved_list; #define NRES sizeof(reserved_list)/sizeof(struct reserved_combo) r<reserved_list+NRES; r++) { |