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| author | Yegor Yefremov <yegorslists@googlemail.com> | 2014-10-10 12:23:09 +0200 |
|---|---|---|
| committer | Daniel Veillard <veillard@redhat.com> | 2014-10-13 20:46:37 +0800 |
| commit | 7446445dec0e46a5af821e57fa5ee04405666efd (patch) | |
| tree | 7353731d9071f6b2972cfbe94c722111811031e3 | |
| parent | fa23ac1a796877621a21b8470f2c491d995a5151 (diff) | |
| download | android_external_libxml2-7446445dec0e46a5af821e57fa5ee04405666efd.tar.gz android_external_libxml2-7446445dec0e46a5af821e57fa5ee04405666efd.tar.bz2 android_external_libxml2-7446445dec0e46a5af821e57fa5ee04405666efd.zip | |
xmlmemory: handle realloc properly
If realloc fails, free original pointer.
Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
| -rw-r--r-- | xmlmemory.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/xmlmemory.c b/xmlmemory.c index 05084e3d..a3dc737f 100644 --- a/xmlmemory.c +++ b/xmlmemory.c @@ -313,7 +313,7 @@ xmlMemMalloc(size_t size) void * xmlReallocLoc(void *ptr,size_t size, const char * file, int line) { - MEMHDR *p; + MEMHDR *p, *tmp; unsigned long number; #ifdef DEBUG_MEMORY size_t oldsize; @@ -344,10 +344,12 @@ xmlReallocLoc(void *ptr,size_t size, const char * file, int line) #endif xmlMutexUnlock(xmlMemMutex); - p = (MEMHDR *) realloc(p,RESERVE_SIZE+size); - if (!p) { + tmp = (MEMHDR *) realloc(p,RESERVE_SIZE+size); + if (!tmp) { + free(p); goto error; } + p = tmp; if (xmlMemTraceBlockAt == ptr) { xmlGenericError(xmlGenericErrorContext, "%p : Realloced(%lu -> %lu) Ok\n", |