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fix "if (p) free(p)" constructs

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This commit is contained in:
Denis Vlasenko 2007-09-28 22:07:23 +00:00
parent e918e155ed
commit 6081868ee3
3 changed files with 6 additions and 11 deletions
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2
editors/sed.c
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@ -157,7 +157,7 @@ static void sed_free_and_close_stuff(void)
sed_cmd = sed_cmd_next; sed_cmd = sed_cmd_next;
} }
if (G.hold_space) free(G.hold_space); free(G.hold_space);
while (G.current_input_file < G.input_file_count) while (G.current_input_file < G.input_file_count)
fclose(G.input_file_list[G.current_input_file++]); fclose(G.input_file_list[G.current_input_file++]);

4
shell/ash.c
View File

@ -5328,7 +5328,6 @@ expbackq(union node *cmd, int quoted, int quotes)
p = buf; p = buf;
} }
if (in.buf)
free(in.buf); free(in.buf);
if (in.fd >= 0) { if (in.fd >= 0) {
close(in.fd); close(in.fd);
@ -8788,7 +8787,6 @@ popfile(void)
INT_OFF; INT_OFF;
if (pf->fd >= 0) if (pf->fd >= 0)
close(pf->fd); close(pf->fd);
if (pf->buf)
free(pf->buf); free(pf->buf);
while (pf->strpush) while (pf->strpush)
popstring(); popstring();
@ -10330,7 +10328,6 @@ parsebackq: {
#endif #endif
savepbq = parsebackquote; savepbq = parsebackquote;
if (setjmp(jmploc.loc)) { if (setjmp(jmploc.loc)) {
if (str)
free(str); free(str);
parsebackquote = 0; parsebackquote = 0;
exception_handler = savehandler; exception_handler = savehandler;
@ -11264,7 +11261,6 @@ trapcmd(int argc, char **argv)
else else
action = ckstrdup(action); action = ckstrdup(action);
} }
if (trap[signo])
free(trap[signo]); free(trap[signo]);
trap[signo] = action; trap[signo] = action;
if (signo != 0) if (signo != 0)

1
shell/lash.c
View File

@ -455,7 +455,6 @@ static void free_job(struct job *cmd)
for (i = 0; i < cmd->num_progs; i++) { for (i = 0; i < cmd->num_progs; i++) {
free(cmd->progs[i].argv); free(cmd->progs[i].argv);
#if ENABLE_LASH_PIPE_N_REDIRECTS #if ENABLE_LASH_PIPE_N_REDIRECTS
if (cmd->progs[i].redirects)
free(cmd->progs[i].redirects); free(cmd->progs[i].redirects);
#endif #endif
} }