diff options
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/hush.c | 5 | ||||
| -rw-r--r-- | shell/lash.c | 12 |
2 files changed, 6 insertions, 11 deletions
diff --git a/shell/hush.c b/shell/hush.c index 08b3b295f..48d1d1458 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -810,7 +810,7 @@ static void b_reset(o_string *o) static void b_free(o_string *o) { b_reset(o); - if (o->data != NULL) free(o->data); + free(o->data); o->data = NULL; o->maxlen = 0; } @@ -880,8 +880,7 @@ static inline void setup_prompt_string(int promptmode, char **prompt_str) #ifndef CONFIG_FEATURE_SH_FANCY_PROMPT /* Set up the prompt */ if (promptmode == 1) { - if (PS1) - free(PS1); + free(PS1); PS1=xmalloc(strlen(cwd)+4); sprintf(PS1, "%s %s", cwd, ( geteuid() != 0 ) ? "$ ":"# "); *prompt_str = PS1; diff --git a/shell/lash.c b/shell/lash.c index 7994d2620..c4d6ef04e 100644 --- a/shell/lash.c +++ b/shell/lash.c @@ -518,12 +518,9 @@ static void free_job(struct job *cmd) if (cmd->progs[i].redirects) free(cmd->progs[i].redirects); } - if (cmd->progs) - free(cmd->progs); - if (cmd->text) - free(cmd->text); - if (cmd->cmdbuf) - free(cmd->cmdbuf); + free(cmd->progs); + free(cmd->text); + free(cmd->cmdbuf); keep = cmd->job_list; memset(cmd, 0, sizeof(struct job)); cmd->job_list = keep; @@ -677,8 +674,7 @@ static inline void setup_prompt_string(char **prompt_str) #ifndef CONFIG_FEATURE_SH_FANCY_PROMPT /* Set up the prompt */ if (shell_context == 0) { - if (PS1) - free(PS1); + free(PS1); PS1=xmalloc(strlen(cwd)+4); sprintf(PS1, "%s %s", cwd, ( geteuid() != 0 ) ? "$ ":"# "); *prompt_str = PS1; |