Commit c2f51415 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: gus: Fix erroneous memory allocation 



snd_gf1_mem_xalloc() returns NULL incorrectly when the memory chunk is
allocated in the middle of the chain.  This patch corrects the return
value to treat it properly.

Reviewed-by: default avatarJaroslav Kysela <perex@perex.cz>
Link: https://lore.kernel.org/r/20211213132444.22385-1-tiwai@suse.de


Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 78977fd5

sound/isa/gus/gus_mem.c

+1 −1
Original line number Diff line number Diff line
@@ -44,7 +44,7 @@ static struct snd_gf1_mem_block *snd_gf1_mem_xalloc(struct snd_gf1_mem * alloc, 
			else

				nblock->prev->next = nblock;

			mutex_unlock(&alloc->memory_mutex);

			return NULL;

			return nblock;

		}

		pblock = pblock->next;

	}