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msm: adsprpc: Clean DMA handles maps in case of error

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Free DMA handle fd maps in case of error while creating
map for other handles.

Change-Id: Iae062bc958a58f38e4424fab88b451813478ae97
Acked-by: Deepika Singh <dsi@qti.qualcomm.com>
Signed-off-by: Vamsi krishna Gattupalli <vgattupa@codeaurora.org>
This commit is contained in:
Vamsi krishna Gattupalli 2021-03-04 12:19:46 +05:30
commit e211a7c6ee
1 changed files with 3 additions and 1 deletions
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4
drivers/char/adsprpc.c
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@ -2233,7 +2233,7 @@ static int get_args(uint32_t kernel, struct smq_invoke_ctx *ctx)
size_t rlen = 0, copylen = 0, metalen = 0, lrpralen = 0;
size_t totallen = 0; //header and non ion copy buf len
int i, oix;
int err = 0;
int err = 0, j = 0;
int mflags = 0;
uint64_t *fdlist = NULL;
uint32_t *crclist = NULL;
@ -2278,6 +2278,8 @@ static int get_args(uint32_t kernel, struct smq_invoke_ctx *ctx)
FASTRPC_ATTR_NOVA, 0, 0, dmaflags,
&ctx->maps[i]);
if (err) {
for (j = bufs; j < i; j++)
fastrpc_mmap_free(ctx->maps[j], 0);
mutex_unlock(&ctx->fl->map_mutex);
goto bail;
}