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coverity scan CID 22504: argument cannot be negative

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handle error cases for ftell, just because they could happen, I guess?
This commit is contained in:
Enno Rehling 2015-10-29 11:20:09 +01:00
parent 976b6aaea1
commit 4384183ab8
1 changed files with 7 additions and 5 deletions
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6
src/bind_config.c
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@ -67,14 +67,16 @@ int config_read(const char *filename, const char * relpath)
if (F) { if (F) {
int result; int result;
char *data; char *data;
size_t sz;
fseek(F, 0, SEEK_END); fseek(F, 0, SEEK_END);
sz = ftell(F); result = ftell(F);
rewind(F); rewind(F);
if (result > 0) {
size_t sz = (size_t)result;
data = malloc(sz); data = malloc(sz);
fread(data, 1, sz, F); fread(data, 1, sz, F);
fclose(F); fclose(F);
}
result = config_parse(data); result = config_parse(data);
free(data); free(data);
return result; return result;