[Cluster-devel] [PATCH 04/41] libcman: fix possible memory leak

[Fabio M. Di Nitto]

Spotted by Coverity Scan

Signed-off-by: Fabio M. Di Nitto <fdinitto at redhat.com>
---
:100644 100644 fbf5bf8... 5b015f0... M	cman/lib/libcman.c
 cman/lib/libcman.c |   12 ++++++++++--
 1 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/cman/lib/libcman.c b/cman/lib/libcman.c
index fbf5bf8..5b015f0 100644
--- a/cman/lib/libcman.c
+++ b/cman/lib/libcman.c
@@ -533,16 +533,24 @@ int cman_dispatch(cman_handle_t handle, int flags)
 		{
 			len = read(h->fd, bufptr+offset, header->length-offset);
 			if (len == 0) {
+				if (bufptr != buf)
+					free(bufptr);
 				errno = EHOSTDOWN;
 				return -1;
 			}
 
 			if (len < 0 &&
-			    (errno == EINTR || errno == EAGAIN))
+			    (errno == EINTR || errno == EAGAIN)) {
+				if (bufptr != buf)
+					free(bufptr);
 				return 0;
+			}
 
-			if (len < 0)
+			if (len < 0) {
+				if (bufptr != buf)
+					free(bufptr);
 				return -1;
+			}
 			offset += len;
 		}
 
-- 
1.7.4.4