tFix potential underflow in item counting - sacc - sacc (saccomys): simple goph… | |
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--- | |
commit e6306449c2112574ceebe0b825bf5174157729b4 | |
parent c56f01fe41a122aa6cc8efc59b49b7bda29b18b3 | |
Author: Quentin Rameau <[email protected]> | |
Date: Fri, 23 Jun 2017 20:56:47 +0200 | |
Fix potential underflow in item counting | |
Diffstat: | |
sacc.c | 6 ++++-- | |
1 file changed, 4 insertions(+), 2 deletions(-) | |
--- | |
diff --git a/sacc.c b/sacc.c | |
t@@ -262,9 +262,11 @@ molddiritem(char *raw) | |
for (crlf = raw, nitems = 0; p = strstr(crlf, "\r\n"); ++nitems) | |
crlf = p+2; | |
- if (--nitems < 1) | |
+ if (nitems <= 1) | |
return NULL; | |
- if (strcmp(crlf-3, ".\r\n")) | |
+ if (!strcmp(crlf-3, ".\r\n")) | |
+ --nitems; | |
+ else | |
fprintf(stderr, "Parsing error: missing .\\r\\n last line\n"); | |
dir = xmalloc(sizeof(Dir)); |