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Merge of r4405: 

Fixed division by zero exception in ngx_hash_init().

The ngx_hash_init() function did not expect call with zero elements count,
which caused FPE error on configs with an empty "types" block in http context
and "types_hash_max_size" > 10000.
This commit is contained in:
Maxim Dounin 2012-02-05 19:27:18 +00:00
parent d0fe3dd8bc
commit f488ff8304
1 changed files with 1 additions and 1 deletions
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2
src/core/ngx_hash.c
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@ -277,7 +277,7 @@ ngx_hash_init(ngx_hash_init_t *hinit, ngx_hash_key_t *names, ngx_uint_t nelts)
start = nelts / (bucket_size / (2 * sizeof(void *)));
start = start ? start : 1;
if (hinit->max_size > 10000 && hinit->max_size / nelts < 100) {
if (hinit->max_size > 10000 && nelts && hinit->max_size / nelts < 100) {
start = hinit->max_size - 1000;
}