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(sec_login): check return value from realloc

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(sec_end): set app_data to NULL


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7446 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-11-29 03:16:29 +00:00
parent 74ee80dc86
commit 30b16f408c
1 changed files with 10 additions and 1 deletions
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11
appl/ftp/ftp/security.c
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@@ -724,7 +724,15 @@ sec_login(char *host)
are usually not very user friendly) */ are usually not very user friendly) */
for(m = mechs; *m && (*m)->name; m++) { for(m = mechs; *m && (*m)->name; m++) {
app_data = realloc(app_data, (*m)->size); void *tmp;
tmp = realloc(app_data, (*m)->size);
if (tmp == NULL) {
warnx ("realloc %u failed", (*m)->size);
return -1;
}
app_data = tmp;
if((*m)->init && (*(*m)->init)(app_data) != 0) { if((*m)->init && (*(*m)->init)(app_data) != 0) {
printf("Skipping %s...\n", (*m)->name); printf("Skipping %s...\n", (*m)->name);
continue; continue;
@@ -772,6 +780,7 @@ sec_end(void)
(*mech->end)(app_data); (*mech->end)(app_data);
memset(app_data, 0, mech->size); memset(app_data, 0, mech->size);
free(app_data); free(app_data);
app_data = NULL;
} }
sec_complete = 0; sec_complete = 0;
data_prot = (enum protection_level)0; data_prot = (enum protection_level)0;