diff options
Diffstat (limited to 'abs/core/glibc/bz20338.patch')
-rw-r--r-- | abs/core/glibc/bz20338.patch | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/abs/core/glibc/bz20338.patch b/abs/core/glibc/bz20338.patch new file mode 100644 index 0000000..d223e9f --- /dev/null +++ b/abs/core/glibc/bz20338.patch @@ -0,0 +1,114 @@ +From 74250a7cdf106d4ca7d9506e6d5dc7c448dc3434 Mon Sep 17 00:00:00 2001 +From: David Michael <david.michael@coreos.com> +Date: Thu, 15 Dec 2016 15:22:57 -0800 +Subject: [PATCH] gshadow: Sync fgetsgent_r.c with grp/fgetgrent_r.c + + [BZ #20338] + * gshadow/fgetsgent_r.c: Include <libio/iolibio.h>. + (flockfile): New macro. + (funlockfile): Likewise. + (__fgetsgent_r): Sync with __fgetgrent_r. + * nss/nss_files/files-sgrp.c: Fix "fgetsgent_r.c" typo. +--- + gshadow/fgetsgent_r.c | 35 ++++++++++++++++++++++++----------- + nss/nss_files/files-sgrp.c | 2 +- + 2 files changed, 25 insertions(+), 12 deletions(-) + +diff --git a/gshadow/fgetsgent_r.c b/gshadow/fgetsgent_r.c +index b70f6fa..02cd33a 100644 +--- a/gshadow/fgetsgent_r.c ++++ b/gshadow/fgetsgent_r.c +@@ -20,39 +20,44 @@ + #include <gshadow.h> + #include <stdio.h> + ++#include <libio/iolibio.h> ++#define flockfile(s) _IO_flockfile (s) ++#define funlockfile(s) _IO_funlockfile (s) ++ + /* Define a line parsing function using the common code + used in the nss_files module. */ + + #define STRUCTURE sgrp + #define ENTNAME sgent +-#define EXTERN_PARSER 1 ++#define EXTERN_PARSER 1 + struct sgent_data {}; + + #include <nss/nss_files/files-parse.c> + + +-/* Read one shadow entry from the given stream. */ ++/* Read one entry from the given stream. */ + int + __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen, + struct sgrp **result) + { + char *p; ++ int parse_result; + +- _IO_flockfile (stream); ++ flockfile (stream); + do + { + buffer[buflen - 1] = '\xff'; + p = fgets_unlocked (buffer, buflen, stream); +- if (p == NULL && feof_unlocked (stream)) ++ if (__builtin_expect (p == NULL, 0) && feof_unlocked (stream)) + { +- _IO_funlockfile (stream); ++ funlockfile (stream); + *result = NULL; + __set_errno (ENOENT); + return errno; + } +- if (p == NULL || buffer[buflen - 1] != '\xff') ++ if (__builtin_expect (p == NULL, 0) || buffer[buflen - 1] != '\xff') + { +- _IO_funlockfile (stream); ++ funlockfile (stream); + *result = NULL; + __set_errno (ERANGE); + return errno; +@@ -61,13 +66,21 @@ __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen, + /* Skip leading blanks. */ + while (isspace (*p)) + ++p; +- } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */ ++ } while (*p == '\0' || *p == '#' /* Ignore empty and comment lines. */ + /* Parse the line. If it is invalid, loop to + get the next line of the file to parse. */ +- ! parse_line (buffer, (void *) resbuf, (void *) buffer, buflen, +- &errno)); ++ || ! (parse_result = parse_line (p, resbuf, ++ (void *) buffer, buflen, ++ &errno))); ++ ++ funlockfile (stream); + +- _IO_funlockfile (stream); ++ if (__builtin_expect (parse_result, 0) == -1) ++ { ++ /* The parser ran out of space. */ ++ *result = NULL; ++ return errno; ++ } + + *result = resbuf; + return 0; +diff --git a/nss/nss_files/files-sgrp.c b/nss/nss_files/files-sgrp.c +index 15dc659..05c3805 100644 +--- a/nss/nss_files/files-sgrp.c ++++ b/nss/nss_files/files-sgrp.c +@@ -23,7 +23,7 @@ + #define DATABASE "gshadow" + struct sgent_data {}; + +-/* Our parser function is already defined in sgetspent_r.c, so use that ++/* Our parser function is already defined in sgetsgent_r.c, so use that + to parse lines from the database file. */ + #define EXTERN_PARSER + #include "files-parse.c" +-- +2.7.4 + |