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| author | Kim Alvefur <zash@zash.se> | 2013-11-28 16:12:40 +0100 |
|---|---|---|
| committer | Kim Alvefur <zash@zash.se> | 2013-11-28 16:12:40 +0100 |
| commit | 6d5db18948d0838ee5d222b6dc3b6b4f4dec7d29 (patch) | |
| tree | 970f113ae768ce4ffe0240945cf6ca6a6b1778ae | |
| parent | 7e594b0b3c957966220ffa435c8743d1534ea28f (diff) | |
| download | prosody-6d5db18948d0838ee5d222b6dc3b6b4f4dec7d29.tar.gz prosody-6d5db18948d0838ee5d222b6dc3b6b4f4dec7d29.zip | |
util.pposix: Verify that file handle is open
| -rw-r--r-- | util-src/pposix.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/util-src/pposix.c b/util-src/pposix.c index 7f64038b..4fb1fb56 100644 --- a/util-src/pposix.c +++ b/util-src/pposix.c @@ -666,6 +666,8 @@ int lc_fallocate(lua_State* L) { off_t offset, len; FILE *f = *(FILE**) luaL_checkudata(L, 1, LUA_FILEHANDLE); + if (f == NULL) + luaL_error(L, "attempt to use a closed file"); offset = luaL_checkinteger(L, 2); len = luaL_checkinteger(L, 3); |