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[PULL,4/4] hw/avr/boot: Fix memory leak in avr_load_firmware()

Message ID 20200721180137.11136-5-f4bug@amsat.org
State Superseded
Headers show
Series [PULL,1/4] qemu/osdep: Document os_find_datadir() return value | expand

Commit Message

Philippe Mathieu-Daudé July 21, 2020, 6:01 p.m. UTC 
The value returned by qemu_find_file() must be freed.

This fixes Coverity issue CID 1430449, which points out
that the memory returned by qemu_find_file() is leaked.

Fixes: Coverity CID 1430449 (RESOURCE_LEAK)
Fixes: 7dd8f6fde4 ('hw/avr: Add support for loading ELF/raw binaries')
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Michael Rolnik <mrolnik@gmail.com>
Tested-by: Michael Rolnik <mrolnik@gmail.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20200714164257.23330-5-f4bug@amsat.org>
---
 hw/avr/boot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/avr/boot.c b/hw/avr/boot.c
index 6fbcde4061..d16bb3dbe1 100644
--- a/hw/avr/boot.c
+++ b/hw/avr/boot.c
@@ -60,7 +60,7 @@  static const char *avr_elf_e_flags_to_cpu_type(uint32_t flags)
 bool avr_load_firmware(AVRCPU *cpu, MachineState *ms,
                        MemoryRegion *program_mr, const char *firmware)
 {
-    const char *filename;
+    g_autofree char *filename = NULL;
     int bytes_loaded;
     uint64_t entry;
     uint32_t e_flags;