libext2fs: don't leak strdup'd dev name in dosio.c upon error

Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/lib/ext2fs/dosio.c b/lib/ext2fs/dosio.c
index 97ceef5..a7968cd 100644 (file)
--- a/lib/ext2fs/dosio.c
+++ b/lib/ext2fs/dosio.c
@@ -278,6 +278,7 @@ static errcode_t dos_open(const char *dev, int flags, io_channel *channel)
   if(!HW_OK())
   {
     _dio_error = ERR_HARDWARE;
+    free(part->dev);
     free(part);
     return EFAULT;
   }
@@ -297,6 +298,7 @@ static errcode_t dos_open(const char *dev, int flags, io_channel *channel)
   if(!HW_OK())
   {
     _dio_error = ERR_HARDWARE;
+    free(part->dev);
     free(part);
     return EFAULT;
   }
@@ -308,6 +310,7 @@ static errcode_t dos_open(const char *dev, int flags, io_channel *channel)
   {
     _dio_error = part->pno == 0xFE ? ERR_EMPTYPART :
                  part->pno == 0xFD ? ERR_LINUXSWAP : ERR_NOTEXT2FS;
+    free(part->dev);
     free(part);
     return ENODEV;
   }