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glibc
resolv-context-leak.patch
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File resolv-context-leak.patch of Package glibc
2017-08-09 Florian Weimer <fweimer@redhat.com> [BZ #21932] * nss/getXXbyYY_r.c (REENTRANT_NAME): Call __resolv_context_put before early return. 2017-08-03 Florian Weimer <fweimer@redhat.com> [BZ #21885] * sysdeps/posix/getaddrinfo.c (gethosts): Release resolver context on memory allocation failure. Index: glibc-2.26/nss/getXXbyYY_r.c =================================================================== --- glibc-2.26.orig/nss/getXXbyYY_r.c +++ glibc-2.26/nss/getXXbyYY_r.c @@ -234,6 +234,9 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, L H_ERRNO_VAR_P)) { case -1: +# ifdef NEED__RES + __resolv_context_put (res_ctx); +# endif return errno; case 1: #ifdef NEED_H_ERRNO @@ -253,7 +256,12 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, L nscd_status = NSCD_NAME (ADD_VARIABLES, resbuf, buffer, buflen, result H_ERRNO_VAR); if (nscd_status >= 0) - return nscd_status; + { +# ifdef NEED__RES + __resolv_context_put (res_ctx); +# endif + return nscd_status; + } } #endif Index: glibc-2.26/sysdeps/posix/getaddrinfo.c =================================================================== --- glibc-2.26.orig/sysdeps/posix/getaddrinfo.c +++ glibc-2.26/sysdeps/posix/getaddrinfo.c @@ -255,6 +255,8 @@ convert_hostent_to_gaih_addrtuple (const break; \ if (!scratch_buffer_grow (tmpbuf)) \ { \ + __resolv_context_enable_inet6 (res_ctx, res_enable_inet6); \ + __resolv_context_put (res_ctx); \ result = -EAI_MEMORY; \ goto free_and_return; \ } \
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