785db7b740
* Fix -O3 -Werror=unused-result build in dcache.c
gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.10)
with -O3 -Werror=unused-result
../lib/krb5/dcache.c:85:5: error: ignoring return value of ‘asprintf’, declared with attribute warn_unused_result [-Werror=unused-result]
asprintf(&path, "%s/primary-XXXXXX", dc->dir);
^
../lib/krb5/dcache.c: In function ‘primary_create’:
../lib/krb5/dcache.c:56:5: error: ignoring return value of ‘asprintf’, declared with attribute warn_unused_result [-Werror=unused-result]
asprintf(&primary, "%s/primary", dc->dir);
^
../lib/krb5/dcache.c: In function ‘dcc_gen_new’:
../lib/krb5/dcache.c:423:5: error: ignoring return value of ‘asprintf’, declared with attribute warn_unused_result [-Werror=unused-result]
asprintf(&name, ":%s/tktXXXXXX", dc->dir);
^
../lib/krb5/dcache.c: In function ‘dcc_resolve’:
../lib/krb5/dcache.c:340:2: error: ignoring return value of ‘asprintf’, declared with attribute warn_unused_result [-Werror=unused-result]
asprintf(&dc->name, ":%s/%s", dc->dir, residual);
^
../lib/krb5/dcache.c:348:5: error: ignoring return value of ‘asprintf’, declared with attribute warn_unused_result [-Werror=unused-result]
asprintf(&filename, "FILE%s", dc->name);
^
cc1: all warnings being treated as errors
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
* Update dcache.c
When asprintf() fails it is not guaranteed that the output variable will be NULL on all platforms and releases.
* Update dcache.c
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