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* [libnl-nft PATCH] Fix file descriptor leak on error
@ 2012-12-25 14:21 Thomas Jarosch
  2012-12-27  6:23 ` Patrick McHardy
  0 siblings, 1 reply; 3+ messages in thread
From: Thomas Jarosch @ 2012-12-25 14:21 UTC (permalink / raw)
  To: Patrick McHardy; +Cc: netfilter-devel

Detected by cppcheck

Signed-off-by: Thomas Jarosch <thomas.jarosch@intra2net.com>
---
 lib/utils.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/lib/utils.c b/lib/utils.c
index 4007bee..50ca6d9 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -60,24 +60,32 @@ int __nl_read_num_str_file(const char *path, int (*cb)(long, const char *))
 			continue;
 
 		num = strtol(buf, &end, 0);
-		if (end == buf)
+		if (end == buf) {
+			fclose(fd);
 			return -NLE_INVAL;
+		}
 
-		if (num == LONG_MIN || num == LONG_MAX)
+		if (num == LONG_MIN || num == LONG_MAX) {
+			fclose(fd);
 			return -NLE_RANGE;
+		}
 
 		while (*end == ' ' || *end == '\t')
 			end++;
 
 		goodlen = strcspn(end, "#\r\n\t ");
-		if (goodlen == 0)
+		if (goodlen == 0) {
+			fclose(fd);
 			return -NLE_INVAL;
+		}
 
 		end[goodlen] = '\0';
 
 		err = cb(num, end);
-		if (err < 0)
+		if (err < 0) {
+			fclose(fd);
 			return err;
+		}
 	}
 
 	fclose(fd);
-- 
1.7.11.7


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2012-12-25 14:21 [libnl-nft PATCH] Fix file descriptor leak on error Thomas Jarosch
2012-12-27  6:23 ` Patrick McHardy
2012-12-27  9:49   ` Thomas Jarosch

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