[ALSA] fix some memory leaks

Modules: Generic drivers,ES18xx driver,CS46xx driver

This patch fixes two memory leaks spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 7 insertions, 3 deletions

diff --git a/sound/pci/cs46xx/dsp_spos.c b/sound/pci/cs46xx/dsp_spos.c
index 8726a68051e7..f407d2a5ce3b 100644
--- a/sound/pci/cs46xx/dsp_spos.c
+++ b/sound/pci/cs46xx/dsp_spos.c
@@ -237,7 +237,7 @@ struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
 
         if (ins->symbol_table.symbols == NULL) {
                 cs46xx_dsp_spos_destroy(chip);
-                return NULL;
+                goto error;
         }
 
         ins->code.offset = 0;
@@ -246,7 +246,7 @@ struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
 
         if (ins->code.data == NULL) {
                 cs46xx_dsp_spos_destroy(chip);
-                return NULL;
+                goto error;
         }
 
         ins->nscb = 0;
@@ -257,7 +257,7 @@ struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
 
         if (ins->modules == NULL) {
                 cs46xx_dsp_spos_destroy(chip);
-                return NULL;
+                goto error;
         }
 
         /* default SPDIF input sample rate
@@ -280,6 +280,10 @@ struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
          /* left and right validity bits */ (1 << 13) | (1 << 12);
 
         return ins;
+
+error:
+        kfree(ins);
+        return NULL;
 }
 
 void  cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)